Colloquia, Conference and Workshop Presentations

1. Contributed talk: “Application of hybrid parameter methods to biomechanical systems,” 2008 Chinese control and Decision Conference, Yantai, China (July 2008).

2. Invited talk: “The Control and Biomechanics of Human Movement Systems," NSF sponsored conference on Emerging Frontiers in Control Theory Research and Innovative Applications, in honor of W.P. Dayawansa. Texas Tech Unversity (April, 2007).

3. Invited session talk: “A hybrid parameter systems approach to modeling elastodynamic effects in biomechanical systems.” International Conference on Information and Automation and Control, Colombo, Sri Lanka (December, 2005).

4. Invited session talk: “Modeling Hybrid Parameter Multiple Body Systems with Application to Biomechanics.” AMS Fall Central Section Meeting, Lincoln, NE (October, 2005).

5. Invited session talk: “Control of hybrid parameter systems.” SIAM Conference on Control and its Applications, New Orleans, LA (July, 2005).

6. Invited session talk: “A neuro-muscular-elasto-dynamic model of the human arm.” AMS Spring Central Section Meeting, Lubbock, TX (April, 2005).

7. Invited Talk: “A Hybrid Parameter Approach to Modeling Human Movement Systems.” Computation and Control and Biological Systems VII, Bozeman, MT (August, 2003).

8. Invited talk: Karacher Colloquium: “Control and Biomechanics of Human Movement Systems.” Department of Mathematics, Oklahoma University, (September, 2003).

9. Invited session talk: “Dynamics of Avian Kinesis.” Mathematical Theory of Networks and Systems 2002, University of Notre Dame (August 2002).

10. Invited session talk: “Effects of Control Strategies on stress development in skeletal structures.” 2002 American Control Conference, Anchorage, AL (May 2002).

11. Invited session talk: “Optimal Motor Control Strategies and a Hybrid Approach to Stress Analysis in Skeletal Systems.” First SIAM Conference on Life Sciences, Boston, MA (March 2002).

12. Invited session talk: “Optimal Motor Control Strategies and a Hybrid Approach to Stress Analysis in Skeletal Systems.” Special Session: “Neural and Biomechanical Modeling in the Life Sciences,” 2001 American Control Conference, Arlington, VA (June 2001).

13. Workshop presentation: “Muscle Dynamics and Control.” Workshop: “Motor Control Problems in the Brain,” 39th IEEE Conference on Decision and Control, Sydney, Australia (December 2000).

14. Invited session talk: “A Hybrid Approach to Stress Analysis in Skeletal Systems.” Session: “Control of Biological Systems,” 39th IEEE Conference on Decision and Control, Sydney, Australia (December 2000).

15. Poster presentation: “A Hybrid Approach to Stress Analysis in Musculoskeletal Systems.” DARPA Teaming Workshop: Exoskeletons for Human Performance Augmentation, Herndon, VA (2000).

16. Colloquium: “Human Movement Systems and Optimal Control Strategies.” Department of Neuroscience, Washington University, St. Louis (November 2000).

17. Invited talk: “Optimal Control of Human Movement Systems.” Computation and Control VII, Bozeman, MT (August 2000).

18. Workshop presentation: “Control of Eye and Limb Movements.” Workshop: “Biological approaches to control system problems,” 2000 American Control Conference Chicago, IL (July 2000).

19. Invited session “A Dynamic 3-d Model of Ocular Motion.” Session: “Dynamic Problems in Vision and Motor Control,” 38^th IEEE Conference on Decision and Control, Phoenix, AZ (December 1999).

20. Colloquium: “A Forward Dynamic Model of Gait with Application to Stress Development in Skeletal Members.” Division of Biological Sciences, University of Chicago (May 1999).

21. Colloquium: “The Dynamics and Control of Human Movement Systems.” Center for Biocybernetics and Intelligent Systems, Washington University, St. Louis (February 1999).

22. Contributed talk: “A Forward Dynamic Model of Gait with Application to Stress Analysis of Bone.” Texas System Days, Lubbock, Texas (November 1998).

23. Contributed talk: “Musculature Effects on Stress Distribution in Bone.” 1998 Symposium, Center for Applied Human Biomechanics, Texas Tech University (November 1998).

24. Invited session talk: “A Direct Approach Utilizing Musculoskeletal Dynamics and Neuromuscular Control to Determine Stress Development in Bone.” Session: “Biomechanics and Biomathematics,” 35th Annual Technical Meeting of the Society of Engineering Science, Pullman, WA (September 1998).

25. Invited session talk: “Some Modeling Issues in Hill Based Systems.” Session: “Biomechanics and Biomathematics,” 35th Annual Technical Meeting of the Society of Engineering Science, Pullman, WA (September 1998).

26. Invited talk: “A Direct Dynamics Approach to Human Movement Systems.” Computation and Control VI, Bozeman, MT (August 1998).

27. Invited session talk: “A Direct Dynamic Approach to Stress Development in Bone.” Session: “Biomechanics,” Mathematical Theory of Network and Systems 1998, Padova, Italy (July 1998).

28. Invited session talk: “Dynamics of Ocular Motion.” Session: “Dynamic Vision and Control,” Mathematical Theory of Network and Systems 1998, Padova, Italy (July 1998).

29. Colloquium: “Dynamics and Control.” Department of Mathematics and System Science, Washington University, St Louis (March 1998).

30. Contributed talk: “Effects of Musculoskeletal Dynamics On Stress Development in Bone.” Southern Biomedical Conference on Bioengineering, San Antonio, TX (January 1998).

31. Invited talk: “Ocular Dynamics and Control.” Conference on the Mathematics of Life Sciences, Lubbock, TX (January 1998).

32. Invited session talk: “A Control Model of Eye Movement.” Session: “Control, Identification, and Filtering Problems in Vision,” 36th IEEE Conference on Decision and Control, San Diego, CA (December 1997).

33. Invited session talk: “The Energy Release Rate for Antiplane Fracture for Nonlinear and Nonhomogeneous and Material.” Session: “Fracture,” 25th Midwestern Mechanics Conference, Rapid City, SD (October 1997).

34. Poster presentation: “NSF Instrumentation and Laboratory Grant Projects.” MAA special session, Joint Mathematics Meeting of AMS-MAA, San Diego, CA (January 1997).

35. Invited talk: “Muscle Mechanics in the Control of Eye Movement.” Computation and Control V, Bozeman, MT (August 1996).

36. Contributed talk: “Energy Release Rate Calculations for Fracture in Nonhomogeneous and Nonlinear Material.” Third International Conference on Composites Engineering, New Orleans, LA (July 1996).

37. Invited session talk: “A Control Theoretic Model of Musculoskeletal Injury.” Session: “Mathematical Modeling of Physiological Systems,” Mathematical Theory of Networks and Systems 1996, St. Louis, MO (June 1996).

38. Workshop presentation: “Muscle Models with Application to Physiological Systems.” Workshop: “Control Problems in Vision,” Mathematical Theory of Networks and Systems 1996, St. Louis, MO (June 1996)

39. Contributed talk: “A Numerical Method for Problems of Fracture in a Nonlinear Composite Material.” Second International Conference on Composites Engineering, New Orleans, LA (August 1995).

40. Poster presentation: “Fatigue Effects in Muscular Control: The Monosynaptic Reflex.” Fourth Annual Computational Neuroscience Meeting, Monterey, CA (July 1995).

41. Poster presentation: “Fatigue Effects in Muscular Control.” Eighth IEEE Symposium on Computer-Based Medical Systems, Lubbock, TX (June, 1995).

42. Invited session talk: “Control of Muscular Contraction by the Stretch Reflex.” Session: “Control Theory and Medicine,” Third SIAM Conference on Control and Its Applications, St. Louis, MO (May 1995).

43. Invited talk: “Biomechanical Aspects of Stress Fractures.” Symposium on Mathematics and Medicine, Texas Tech University Health Sciences Center, Lubbock, TX (April 1994).

44. Poster presentation: “Laboratory Approaches in Undergraduate Mathematics.” MAA special session, Joint Mathematics Meeting of AMS-MAA, Cincinnati, OH (January 1994).

45. Colloquium: “Fracture in Viscoelastic Media.” Department of Mathematics, University of Texas at Dallas (October 1993).

46. Contributed talk: “Dynamic Fracture in a Nonhomogeneous Viscoelastic Body.” Second International Conference on Industrial and Applied Mathematics, Washington D.C. (July 1991).

47. Contributed talk: “Dynamic Fracture in a Nonhomogeneous Viscoelastic Body.” Sixty-Seventh Annual Meeting of Southwestern Rocky Mountain Division of the American Association for the Advancement of Science, Lubbock, TX (May 1991).

48. Contributed talk: “Wave Propagation in a Nonhomogenous Rod.” Seventh Annual Conference on Applied Mathematics, University of Central Oklahoma, Edmond, OK (April 1991).

49. Contributed talk: “Quasi-Static Mode III Fracture in a Nonhomogeneous Body.” 11th U.S. National Congress of Applied Mechanics, Tucson, AZ (May 1990).

50. Colloquium: “Damage Models and Damage Effects in Viscoelastic and Elastic Fracture.” Department of Mechanical Engineering, Texas Tech University (April, 1990).

51. Contributed talk: “Riemann-Hilbert Boundary Value Problems in Fracture Mechanics.” Sixth Annual Conference on Applied Mathematics, University of Central Oklahoma, Edmond, OK (April 1990).

52. Contributed talk: “The Dynamic Energy Release Rate for Crack Propagation in a Viscoelastic Media.” Pan American Congress of Applied Mechanics, Rio de Janeiro, Brazil (January 1989).

53. Colloquium: “Fracture in Damaged Elastic and Viscoelastic Media.” US Air Force Astronautics Laboratory, Edwards AFB, CA (August 1987).

54. Contributed talk: “Fracture in Viscoelastic Media.” SIAM Texas-Oklahoma Section Meeting, Austin, TX (April 1987).

55. Colloquium: “The Energy Release Rate and Viscoelastic Fracture.” Department of Mathematics, Naval Postgraduate School, Monterrey, CA (December 1986).