Department of Mathematics & Statistics
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Dr. Linda J S Allen Email  Office: MA 117I  8341985  Website 

Research Interests: Applied Mathematics, Mathematical Biology, Ordinary Differential Equations, and Stochastic ProcessesLinda J. S. Allen's primary research interest is mathematical modeling in biology. She formulates and analyzes deterministic and stochastic models in describing population, epidemic, viral, and immunesystem dynamics. The models may involve difference equations, ordinary differential equations, discretetime or continuoustime Markov chains, branching processes, or stochastic differential equations. She is the author of two books: An Introduction to Stochastic Processes with Applications to Biology and An Introduction to Mathematical Biology.  
Dr. Eugenio Aulisa Email  Office: MA 226  8346684  Website 

Research Interests: Applied Mathematics, Computational Mathematics, Mathematical Physics, Numerical Analysis, and Partial Differential EquationsDr. Eugenio Aulisa graduated in Nuclear Engineering from the University of Bologna (Italy) in 2001 and obtained his Ph.D. in Energetic, Nuclear and Environmental Control Engineering from the same institution in 2005. His first appointment at Texas Tech was as a Visiting Assistant Professor before entering a tenuretrack position in 2007. His primary research interests are in Computational fluid mechanics, including modeling and simulation of multiphase flows and fluidstructure interaction problems, nonlinear analysis of fluid flow filtration in porous media, and multigrid solvers with domain decomposition methods.  
Dr. Harold Bennett Email  Office: MA 101  8341359  Website 

Research Interests: Topology, Logic, and Set TheoryHarold R. Bennett received his B.S. from Idaho State University in 1963 and his M.A. and Ph.D. from Arizona State University in 1965 and 1968, resp. He came to Texas Tech as an assistant professor in 1968 and, in 1980, he was appointed as a professor.  
Dr. Giorgio Bornia Email  Office: MA 224  8348754  Website 

Research Interests: optimal control; numerical analysis; scientific computing; fluid dynamicsDr. Giorgio Bornia earned his Ph.D. from the University of Bologna in 2012. He joined Texas Tech with a visiting position in Fall 2012 and was appointed assistant professor in Fall 2013. His research interests include: optimal control for partial differential equations; multiphysics problems in fluid dynamics, such as magnetohydrodynamics and fluidstructure interaction; finite element multigrid and domain decomposition methods; scientific computing.  
Dr. Robert Byerly Email  Office: MA 201E  8340020  Website 

Research Interests: Computability Theory, Logic, and TopologyRobert Byerly received his B.S. in mathematics from the Massachusetts Institute of Technology, and M.A. and PhD in mathematics from the State University of New York at Buffalo. He held a visiting position at the Ohio State University before coming to Texas Tech in 1980. Dr. Byerly specialized in mathematical logic and recursion theory, and current interests include structural complexity theory, models of arithmetic, and settheoretical topology. He works actively in computerassisted mathematics education.  
Dr. Lars Winther Christensen Email  Office: MA 251  8346323  Website 

Research Interests: AlgebraLars Winther Christensen graduated from the University of Copenhagen in 1995 and obtained his Ph.D. from the same institution in 1999. After this he worked with telecommunications and crypto software development. In 2004 Lars went to University of Nebraska as visiting professor, and in 2007 he joined Texas Tech University. Lars' research is in algebra; his interests focus an applications of homological and homotopical algebra to ring theory. Lars is the author of a monograph on Gorenstein homological dimensions and currently writing another book on derived category methods in commutative algebra.  
Dr. Jay Conover Email  Office: 105  8068341546  Website 

Research Interests: StatisticsBefore getting his Ph.D. in mathematical statistics at Catholic University in Washington D. C., 1964, Dr. Conover taught as a TA at Iowa State University, and as an Instructor at the U.S. Naval Academy in Annapolis Maryland. His first tenure track position was at Kansas State University, where he taught in the Statistics Department for 9 ½ years before joining the Texas Tech Department of Mathematics and Statistics in 1973. His research interests are in applied statistics, and especially in nonparametric methods. He is a Highly Cited Researcher according to ISI, with over 30,000 citations to his books and papers. He has consulted with various pharmaceutical companies, and has done extensive consulting with several national laboratories including especially Los Alamos, Sandia in Albuquerque, Hanford Lab in Richland Washington, and Oak Ridge Lab in Tennessee. He has held visiting positions at the University of California at Davis, and the University of Zurich in Switzerland. He is listed in Who’s Who in America, and Who’s Who in the World.  
Dr. Lance Drager Email  Office: MA 236  8348161  Website 

Research Interests: Applied Mathematics, Analysis, Control Theory, Geometry, Mathematical Physics, Ordinary Differential Equations, and Partial Differential EquationsLance Drager received his BA Magna Cum Laude from the University of Minnesota in 1972 and received Master's (1973) and Ph.D. (1978) degrees from Brandeis University. After a Visiting Membership at the Courant Institute and an appointment at Georgia Tech, he came to Texas Tech as an Assistant Professor in 1983, and became Associate Professor in 1990. His research interests are in Geometric Analysis and its applications, including Differential Geometry, Mathematical Control Theory, Ordinary, Partial and Functional Differential Equations and Mathematical Physics. He has worked with scientists in other disciplines; a paper with two coauthors was awarded the Best Paper of the Year in 2003 by the journal "The Log Analyst" (Petroleum Industry). He is also very interested in computing.  
Dr. Leif Ellingson Email  Office: MA 215  8345836  Website 

Research Interests: Statistics and Geometric Shape AnalysisLeif Ellingson joined the department as an assistant professor in the fall of 2011. Prior to this, he completed a Ph.D. in statistics at Florida State University in the summer of 2011 and an M.S. from the same institution in 2009. Previously, he received a B.S. in mathematics from the University of Maryland in 2007. Dr. Ellingson’s dissertation research was in shape analysis with a focus on computationally efficient nonparametric methodology in application to the study of planar contours and structural proteomics. In addition to expanding upon those projects, his current research interests include statistics on manifolds and sample spaces with manifold stratification, as well as statistical applications in bioinformatics and computational biology.  
Dr. Razvan Gelca Email  Office: MA 229  8345499  Website 

Research Interests: TopologyRazvan Gelca received his Bachelor's Degree at University of Timisoara and his Masters Degree at University of Bucharest. After working for one year at the Institute of Mathematics of the Romanian Academy, he went for doctoral studies at University of Iowa. After graduation he had a three year postdoc at University of Michigan and then came to Texas Tech University.  
Dr. Bijoy Ghosh Email  Office: MA 117H  8344316  Website 

Research Interests: Applied Mathematics, Bioinformatics, Control Theory, Geometry, and Mathematical BiologyBijoy K. Ghosh received the B.Tech. and M.Tech. degrees in Electrical and Electronics Engineering from BITS, Pilani, and the Indian Institute of Technology, Kanpur, India, and the Ph.D. degree in Applied Mathematics from the Decision and Control Group of the Division of Applied Sciences, Harvard University, Cambridge, MA, in 1977, 1979, and 1983, respectively. From 1983 to 2006, he has been a faculty member in the Department of Electrical and Systems Engineering, Washington University, St. Louis, MO, as a professor, and directed the center for BioCybernetics and Intelligent Systems. Presently he is a Dick and Martha Brooks Endowed Professor in the Department of Mathematics and Statistics at Texas Tech University, Lubbock, TX. Bijoy received the American Automatic Control Council's Donald Eckman Award in 1988 in recognition of his outstanding contributions in the field of Automatic Control. He received the United Nations Development Program Consultancy in India under the TOKTEN program in 1993, the Japan Society for the Promotion of Science invitation fellowship for research in Japan in 1997. In the year 2000, he became a Fellow of the Institute of Electronics and Electrical Engineering for fundamental contributions to System Theory with applications to robust control, vision and multi sensor fusion. Bijoy is a member of the editorial board of The IEEE Transactions on Computational Biology and Bioinformatics. He has held visiting academic positions at the Yale University, USA; Universita di Padova, Italy; Institut MittagLeffler and Royal Institute of Technology, Sweden; Tokyo Institute of Technology and Osaka University, Japan. He is a permanent visiting professor at the Tokyo Denki University, Saitama, Japan and Technical University of Munich, Germany.  
Dr. Souparno Ghosh Email  Office: MA 234  8341654  Website 

Research Interests: Bayesian Hierarchical Modeling, Geostatistics, Point processes, Statistical EcologySouparno Ghosh received his PhD in Statistics in 2009 from Texas A&M University. He was a postdoctoral associate in the Department of Statistical Science in Duke University from Fall 2009 through Summer 2012. Dr. Ghosh joined Texas Tech as an assistant professor in Fall 2012. His primary research interests lie in Bayesian hierarchical modeling, geostatistics and point processes. He has been working on statistical modeling of ecological processes since 2009. Dr. Ghosh's current research projects include: Model based distance sampling for rare animal species, Integral Projection Models for inference on plant demography, Bayesian molding approach for deterministically driven stochastic models.  
Dr. David Gilliam Email  Office: MA 103  8342740  Website 

Research Interests: Applied Mathematics, Analysis, Control Theory, and Partial Differential EquationsDavid S. Gilliam came to Texas Tech University in 1977 and has been a Professor of Mathematics since 1990. During this period he has held visiting positions at Arizona State University, Colorado School of Mines, University of Texas at Dallas, and Washington University in St. Louis. He was an affiliate professor of Systems Science and Mathematics at Washington University in St. Louis from 19892006. His research interests have been quite diverse. His dissertation was in an area of abstract functional analysis but he soon turned to problems in the theory of partial differential equations of mathematical physics. In 1986 he began working in distributed parameter systems and the solution of illposed inverse problems. His current main research interests are in the control of distributed parameter systems governed by partial differential equations.  
Dr. Alastair Hamilton Email  Office: MA 248  8345919  Website 

Research Interests: Algebra, Geometry, Mathematical Physics, and TopologyAlastair Hamilton joined the mathematics department in the fall of 2010. Prior to this, he spent three years at the University of Connecticut as a postdoctoral fellow and a year at the Max Planck Institut fur Mathematic in Bonn, Germany. He received his Ph.D. from the University of Bristol in 2005 and his master's degree from the same institution in 2002. His research interests lie in algebra and topology. His research explores the connections between these areas and parts of mathematical physics, such as quantum field theory.  
Dr. Gary Harris Email  Office: MA 104  8342411 

Research Interests: Complex Variables and Mathematics EducationGary A. Harris is Professor of Mathematics in the Department of Mathematics and Statistics at Texas Tech University. He received his undergraduate degree in mathematics and physics from CarsonNewman College, and his graduate degrees in mathematics from the University of Kentucky. His doctoral dissertation and subsequent disciplinary research involved local function theory and geometry on submanifolds of complex Euclidean nspace. Dr. Harris' current research relates to all issues involving the mathematics preparation of future middle school and high school mathematics teachers, as well as, the professional development of practicing teachers, with particular focus on teachers' math content knowledge.  
Dr. Raegan Higgins Email  Office: MA 214  8341747  Website 

Research Interests: Applied Mathematics, Dynamic Equations, Ordinary Differential Equations, and Time ScalesRaegan Higgins is an Assistant Professor in the Department of Mathematics and Statistics at Texas Tech University. She received her Bachelor’s Degree in Mathematics from Xavier University of Louisiana in 2002 and her Doctorate in Mathematics from the University of NebraskaLincoln in 2008. Her current research is in time scales; her interests focus on oscillation criteria for certain linear and nonlinear second order dynamic equations. She is also interested in applications of time scales to biology, economics, engineering, and statistics.  
Dr. Luan Hoang Email  Office: MA 208  8343060  Website 

Research Interests: Partial Differential EquationsLuan T Hoang received his Bachelor's degrees in Mathematics and in Information Technology from National University, Hochiminh city, Vietnam, in 1997. He received his Master's degree from Arizona State University in 2000, and Ph.D. degree from Texas A&M University in 2005. His research interests are partial differential equations, dynamical systems and fluid dynamics.  
Dr. Victoria Howle Email  Office: MA 117D  8348770  Website 

Research Interests: Numerical AnalysisVictoria Howle's research is in applied mathematics with a focus mainly on numerical linear algebra. Her main research interests have been in physicsbased preconditioning for incompressible fluid flow problems, developing iterative methods and preconditioners for the solution of highly illconditioned systems that arise in faulted electrical power networks, and faulttolerant linear algebra.  
Dr. Akif Ibraguimov Email  Office: MA 233  8344501  Website 

Research Interests: Applied Mathematics, Analysis, Industrial Mathematics, Mathematical Biology, Mathematical Physics, Ordinary Differential Equations, and Partial Differential EquationsAkif Ibragimov obtained his Master's degree in Mathematics in 1975 from the Azerbaijan Oil Academy. He also interned at the Department of Computational Mathematics and Cybernetics (CMC) of Lomonosov Moscow State University (MSU) in 1974 and 1975 and one year later, in June 1976 Akif defended his PhD thesis at the CMC Department of MSU. During the next 10 years his research was focused on the Qualitative Theory of Partial Differential Equations and in 1985 he defended his dissertation at the Steklov Mathematical Institute of the Russian Academy of Sciences in Moscow, and obtained the degree Doctor of Science in Mathematics. Since then his research interests diversified; he worked at several academics and industrial positions in Russia, Azerbaijan and USA. From 20002004 he was a Visiting Professor at Texas A&M University, and Research Scientist at Knowledge Based Systems in College Station. Akif joined Texas Tech in September 2004. His research interests cover broad areas of applied mathematics including fluid flow in porous media, mathematical modeling in biomedicine, fluid structure interaction, and image processing.  
Dr. Ram Iyer Email  Office: MA 204  8343872  Website 

Research Interests: Applied Mathematics, Analysis, Computational Mathematics, Control Theory, Geometry, Mathematical Biology, Mathematical Physics, Ordinary Differential Equations, and Signal ProcessingRam Iyer's research interests are very broad and encompass several areas. He is currently working on the design of contact lenses for patients with keratoconus. This project encompasses the areas of optics, low Reynolds number fluid dynamics, inverse problems, and some statistics. Some of his most enduring research areas include modeling, analysis, identification, and control of systems with hysteresis. Other research areas Dr. Iyer has worked on include optimal control of systems on Riemannian manifolds, inertial navigation systems for micro air vehicles based on insect vision, and trajectory planning problems for micro air vehicles.  
Dr. Sophia Jang Email  Office: MA 227  8347006  Website 

Research Interests: Applied Mathematics and Mathematical BiologySophia R.J. Jang received her Ph.D. in 1990 from Texas Tech University. She joined Texas Tech as an associate professor in Fall of 2008. Before returning to Tech, she was a faculty member at the University of Louisiana at Lafayette. Her main research activities are in mathematical biology and applied mathematics.  
Dr. Lourdes Juan Email  Office: MA 210  8341416  Website 

Research Interests: Computer Algebra and Differential AlgebraLourdes Juan received an undergraduate degree with honors (Titulo de Oro) in Mathematics from the University of Havana in 1991. From 19911995 she worked first as a trainee and then as a research resident in the department of Artificial Intelligence and Pattern Recognition of the Cuban Academy of Sciences. In 1995 she was granted the first student visa that the US government gave in Cuba since the 1960's to pursue doctoral studies at the University of Oklahoma. She graduated with a PhD in Mathematics in 2000 under the direction of Professor Andy Magid. She was a Postdoctoral Fellow at the Mathematical Sciences Research Institute in Berkeley during 20002001, and joined the Math Department of Texas Tech in the Fall of 2001 as an assistant professor. She is currently an associate professor with tenure. Her research interests include the Galois Theory of differential and difference equations, algebraic groups and computer algebra.  
Dr. Arne Ledet Email  Office: MA 206  8348663  Website 

Research Interests: AlgebraArne Ledet graduated from University of Copenhagen (Denmark) in 1992, and obtained his Ph.D. from the same institution in 1996. His subsequent postdoctoral employment included stays at Queen's University (Canada), MSRI (USA), Tokyo Metropolitan University (Japan), and University of Waterloo (Canada), before he came to Texas Tech in 2002 as Assistant Professor. His graduate and postgraduate work was in Galois theoretical embedding problems. Currently, his research is concerned with the related problem of constructing generic polynomials for Galois extensions. He is the coauthor of a book on this subject, "Generic Polynomials" (with C. U. Jensen and N. Yui), published in 2002.  
Dr. Jeffrey M Lee Email  Office: MA 239  8341215  Website 

Research Interests: Differential Geometry, Geometric AnalysisJeffrey M. Lee received his B.S. from Brigham Young University in 1982 and his M.A. and Ph.D. from University of California (Los Angeles) in 1984 and 1987, resp. He came to Texas Tech as an assistant professor in 1990 and, in 1996, he was appointed as an associate professor.  
Dr. Wayne Lewis Email  Office: MA 207  8344209  Website 

Research Interests: Continuum Theory, Geometric Topology, and Topological DynamicsWayne Lewis received his Ph.D. from the University of Texas at Austin in 1977. He has been on the faculty of the Department of Mathematics at Texas Tech University since 1977 and Professor of Mathematics since 1989. Dr. Lewis has research interests in continuum theory and in its relations to geometric topology and to topological dynamics. He has extensive results on hereditarily indecomposable continua, especially their structure, characterizations and mapping properties. He has given numerous short courses and workshops related to the subject.  
Dr. Kevin Long Email  Office: MA 102   Website 

Research Interests: Applied Mathematics, Computational Mathematics, and Numerical AnalysisKevin Long's research is in scientific computing: ranging from work on developing efficient mathematical algorithms for large scale simulation and optimization, to the design of advanced software architectures for highperformance simulation, to application of computational simulation to problems in physics, engineering, biology, and national defense. Dr. Long joined Texas Tech in 2007, after nine years in the computational mathematics research department at Sandia National Laboratories in Livermore, California. Previously, he worked in industry at Beam Technologies, was on the physics faculty at the State University of New York at Brockport, and was a postdoctoral researcher at the University of Massachusetts. His undergraduate degree is in astronomy, from the University of Maryland. His graduate study was at Princeton University, where he received his PhD in theoretical astrophysics in 1991.  
Dr. Hossein Mansouri Email  Office: MA 247  8348777  Website 

Research Interests: Biostatistics, Nonparametric Statistics, and StatisticsHossein Mansouri is professor of statistics in the Department of Mathematics and Statistics at Texas Tech University and served as an associate dean in the College of Arts and Sciences from November 2001 to September 2010. He received a B.S. degree from the Institute of Statistics and Informatics in Iran, an M.S. in Statistics from the Ohio State University, and a Ph.D. from the University of Kentucky. Before joining the Department of Mathematics and Statistics at Texas Tech University in 1985, he served as a visiting assistant professor in the Department of Mathematics at Tulane University and in the Department of Statistics at the University of Kentucky. His research interests include nonparametric statistics with focus on the study and development of statistical methods based on ranks; and biostatistics with focus on studies in biomechanics.  
Dr. Dermot McCarthy Email  Office: MA 217  8340191  Website 

Research Interests: Number Theory and Special FunctionsDermot McCarthy joined the department in the fall of 2013. Prior to this, he spent three years in a visiting position at Texas A&M University. Dr. McCarthy received his Ph.D. in Mathematics from University College Dublin, Ireland, in 2010. His dissertation research was in the ways of the force and was completed under the direction of Mace Windu. His current research interests lie in number theory and special functions with particular focus on automorphic forms, hypergeometric functions and properties of algebraic varieties.  
Dr. Chris Monico Email  Office: MA 252  8344144  Website 

Research Interests: Algebra and CryptographyChris Monico received a B.S. in mathematics from Monmouth University, and the degrees of M.S. and Ph.D. from the University of Notre Dame. For the academic year 2002 Chris was a postdoctoral researcher at Notre Dame, before coming to Texas Tech in 2003. Dr. Monico's research has been primarily concerned with cryptology and certain computational algebra and number theoretic problems.  
Dr. Angela Peace Email  Office: MA 243  8068341014  Website 

Research Interests: Mathematical BiologyAngela Peace received her PhD in Applied Mathematics from the School of Mathematical and Statistical Sciences, Arizona State University in 2014. Prior to coming to TTU, she was a postdoctoral fellow at the National Institute of Mathematical and Statistical Sciences in Knoxville, Tennessee. Her research in Mathematical Biology provides quantitative and qualitative improvements in the predictive power of theoretical and computational population ecology. She uses dynamical systems theory and tools to develop, analyze, and interpret mathematical models of biological systems, spanning the fields of ecology, toxicology, and epidemiology.  
Dr. LihIng Roeger Email  Office: MA 202  8346265  Website 

Research Interests: Mathematical Biology, Difference Equations, and Dynamical SystemsLihIng Wu Roeger received a B.S. degree in mathematics at National Taiwan University and an M.S. degree in applied mathematics at National TsinHua University in Taiwan. In 2000, she received a Ph.D. degree in mathematics from Purdue University in West Lafayette, Indiana. Before coming to Texas Tech University in 2002, Dr. Roeger was an Assistant Professor at Berea College in Berea, Kentucky. Dr. Roeger's research specializations are mathematical biology and mathematical epidemiology. She had analyzed ordinary differential equation models for infectious diseases. She also studies the bifurcation dynamics as parameters were varied in the models. Her research agenda has been expanded to include discrete models, or difference equations.  
Dr. Lawrence Schovanec Email  Office: MA 212
  Website 

Research Interests: Solid Mechanics, Boundary Value Problems, Differential and Integral EquationsLawrence Schovanec joined the faculty of Texas Tech University in 1982. He received a B.S. degree from Phillips University, a M.S. degree from Texas A&M University, and his Ph.D. from Indiana University. He has been a professor of mathematics since 1996 and he served as chair of the Department of Mathematics and Statistics from 1999 to 2008. His early research dealt mainly with solid mechanics with an emphasis on dynamic fracture of elastic and viscoelastic materials. More recently his work has dealt with control theoretic aspects of biological systems and hybrid parameter models of biomechanical systems. In 2008 he was appointed as the Interim Dean of the College of Arts and Sciences and in 2010 as the Dean. In 2012, he was appointed as the Interim President of Texas Tech University.  
Dr. Alexander Solynin Email  Office: MA 231  8347280  Website 

Research Interests: Complex Analysis, Potential Theory, and Qualitative Theory of Partial Differential EquationsAlexander Solynin received his Diplom (with honors) in Mathematics in 1980 from the Kuban State University, Krasnodar, Russia and his Ph.D. in 1985 from the Institute of Applied Mathematics & Mechanics, Academy of Sciences of Ukraine, Donetsk. From 1983 to 1989, he was an assistant professor of mathematics and from 1989 to 1990, an associate professor at the Kuban State University in Krasnodar, Russia. In 1990, Dr. Solynin joined the Steklov Institute of Mathematics at St. Petersburg, Russia, where he was a senior research fellow from 1993 to 2004. He came to Texas Tech University in Fall 2004 as an associate professor.  
Dr. Jingyong Su Email  Office: MA 217  8344740  Website 

Research Interests: Statistical Shape and Trajectory Analysis, Medical Imaging, Computational StatisticsJingyong Su joined the department as an assistant professor in the fall of 2013. Prior to this, he completed a Ph.D. in statistics at the Florida State University in the summer of 2013. Previously, he received a M.S. in computer science from Harbin Institute of Technology Shenzhen Graduate School in 2008 and a B.S. in electrical engineering from Harbin Institute of Technology in 2006. His current research interests include statistical trajectory analysis on manifolds with different applications, statistical shape analysis and medical imaging.  
Dr. James Surles Email  Office: MA 203  8344729  Website 

Research Interests: Applied Statistics, Reliability and Survival Analysis, and StatisticsJames G. Surles received B.S. degrees in Mathematics and Computer Science from McNeese State University in 1995 and an M.S. and Ph.D. in Statistics from the University of South Carolina in 1997 and 1999, respectively. Dr. Surles came to Texas Tech University in 1999, where he is currently an Assistant Professor. His main research interests are Reliability and the Exponentiated Weibull and Burr type X lifetime models, but he also enjoys working with researchers from around Texas Tech on a variety of research projects.  
Dr. Magdalena Toda Email  Office: MA 201A  7422566  Website 

Research Interests: Geometry, Integrable Systems, Mathematical Physics, and NonLinear Partial Differential EquationsMagdalena Toda came to the Texas Tech University in 2001 as an Assistant Professor. Her main research interests are in differential geometry and related integrable systems. She is especially interested in geometric solutions of partial differential equations, in particular nonlinear PDEs which arise from integrable systems. Fluid flows, studied from a geometric view point, represent one of her research interests since 2004.  
Dr. Alex Trindade Email  Office: MA 228  8346164  Website 

Research Interests: StatisticsA. Alexandre Trindade earned a B.S. in Mathematics from the University of Southampton (U.K.) in 1988. He left Europe shortly thereafter to pursue graduate studies in the U.S., completing an M.A. in Mathematics at the University of Oklahoma in 1992. He worked as a programmer for the IBM Corporation in Dallas (Texas) for two years, before returning to graduate school in 1995. In 2000 he received a Ph.D. in Statistics from Colorado State University. From 2000 to 2007, Dr. Trindade was an assistant professor in the Department of Statistics at the University of Florida. He joined Texas Tech's Department of Mathematics and Statistics in Fall 2007. His main research interests include: time series; multivariate volatility modeling; statespace models and longitudinal data; saddle pointbased bootstrap methodology and applications; asymptotic theory and higherorder approximations. His work on saddle pointbased bootstrap has been funded by the National Security Agency. Dr. Trindade has extensive consulting experience; in 200304 he was the primary statistical consultant on a reliability project with The Boeing Company funded by DARPA, and in 2005 was contracted by Encision, Inc., for a reliability study on medical devices.  
Dr. Alex Wang Email  Office: MA 237  8347626  Website 

Research Interests: System and Control TheoryAlex Wang received his B.S. and M.S. from Northwest Telecommunication Engineering Inst. (China) in 1982 and 1984, resp. He received his Ph.D. from Arizona State University in 1989. He came to Texas Tech as an visiting assistant professor in 1989 and, in 2004, he was appointed as a professor.  
Dr. David Weinberg Email  Office: MA 209  8347958  Website 

Research Interests: Algebraic GeometryDavid Weinberg received his Bachelor's Degree from the University of Chicago in 1974 and his Ph.D. from the University of Wisconsin, Madison, in 1980. He came to Texas Tech in 1980 and was promoted to Associate Professor in 1986. He held appointments at the Mathematical Sciences Research Institute in Berkeley, CA in 1987, 1988, 1989, and 2004. His original research area was Fourier Analysis, but since the late 1980's his research areas have been Real Algebraic Geometry and Singularities of Plane Algebraic Curves.  
Dr. Brock Williams Email  Office: MA 201B  8341591  Website 

Research Interests: Analysis, Complex Analysis, and GeometryBrock Williams came to Texas Tech in 1999 after earning a Ph.D. from the University of Tennessee and a B.S. from Mississippi State University. Dr. Williams primary research interests are discrete conformal geometry and geometric function theory. In particular, he especially interested in the application of circle packing techniques to Riemann surfaces and quasiconformal maps. He is also involved in several funded projects involving STEM outreach and teacher preparation.  
Dr. Fangyuan Zhang Email  Office: MA 230   Website 

Research Interests: Statistical Genetics and EpigeneticsFangyuan Zhang joined the department as an assistant Professor in the fall of 2015. Prior to this, she received a B.S. degree in statistics at Beijing Normal University in China. In 2015, she received a PhD in Biostatistics from the Department of Statistics at The Ohio State University. Fangyuan Zhang’s research interests are in statistical genetics and epigenetics. Her current research projects include developing parametric and nonparametric statistical methods to detect genomic imprinting and maternal effects under different study designs, and testing for association in a heterogeneous sample and its application to tumor clustering.  