"Explore space: Integrating Space Biomedical Engineering Education and Research", Proceedings of 55th International Astronautical Congress, Vancouver, Canada, October 4-8, 200, 2004.
"In search of a cure for seasickness", US Sailing Association/Cruising World Safety-At-Sea Seminar text, Newport, RI, Cruising World Safety-At-Sea Institute, pp. 26-28, 2004.
"NASA Advisory Council Space Station Utilization Advisory Subcommittee July 2004 Meeting Report", NASA Advisory Council Space Station Utilization Advisory Subcommittee, Center for Advanced Space Studies, National Aeronautics and Space Administration, pp. 1-23, July 28-30, 2004.
"Rat head direction cell responses in zero-gravity parabolic flight", J. Neurophysiol., vol. 92, pp. 2887-2997, 2004.
"Terrain Park Features The Physics and Metaphysics", ASDA Meeting, Cortina, Italy, March 2004.
"Testimony to US House of Representatives, Committee on Science Hearing on Perspectives on the President’s Vision for Space Exploration", Committee on Science Hearing on Perspectives on the President’s Vision for Space Exploration, Washington, DC, March 10, 2004.
"To Reduce or to Extend a Complex Engineering System Design Lifetime? What is at Stake, for Whom, and How to Resolve the Dilemma", AIAA International Communications Satellite Conference, Monterrey, CA, 9-12 May 2004.
"Top-Down Processing and Visual Reorientation Illusions in a Virtual Reality Environment", Swiss Journal of Psychology, vol. 63, no. 2, pp. 143-149, 2004.
"Weaving Time into System Architecture: Satellite Cost per Operational Day and Optimal Design Lifetime", Acta Astronautica, vol. 54, pp. 413-431, 2004.
"You-are-here maps for International Space Station: Approach and Guidelines", SAE International Conference on Environmental Systems: SAE International, pp. 1-7, 2004.
"Adaptation of the vestibulo-ocular reflex, subjective tilt, and motion sickness to head movements during short-radius centrifugation", Journal of Vestibular Research, vol. 13, no. 2-3, pp. 65-77, 2003.
"Artificial Gravity", Encyclopedia of Space Science and Technology, vol. 1, New York, John Wiley & Sons, Inc., pp. 138-151, 2003.
"Comparison of a variable impedance control to a free and rigid ankle foot orthoses (AFO) in assisting drop foot gait", Proceedings of the International Society of Biomechanics (ISB) XIXth Congress, Dunedin, New Zealand, July 10, 2003.
"The effects of enhanced hexapod motion on airline pilot recurrent training and evaluation", AIAA , vol. 2003, no. 5678, pp. 1-11, 2003.
"Flexibility and the Value of On-Orbit Servicing: A New Customer-Centric Perspective", AIAA Journal of Spacecraft and Rockets, vol. 40, no. 2, pp. 279-291, March-April 2003.
"Flexibility in System Design and Implications for Aerospace Systems", Acta Astronautica, vol. 53, no. 2003, pp. 927-944, 2003.
Galatea Odyssey: World Contact/A Global Education Project, , Peabody Essex Museum, Peabody, MA, Panama City, Panama; Darwin, Australia; , University of Stellenbosch, Stellenbosch, South Africa, November 2001-Ju, 2003.
"Geologic Traverse Planning for Planetary EVA", 33rd International Conference on Environmental Systems, Vancouver, Canada, Society of Automotive Engineers, Inc., Warrendale, PA, US, SAE Paper, 2003.
"Hidden Markov Models as a Tool to Measure Pilot Attention Switching during Simulated ILS Approaches", 12th International Symposium on Aviation Psychology, Dayton, OH, April 14-17, 2003.
"Hidden Markov Models to Identify Pilots Instrument Scanning and Attention Patterns", IEEE International Conference on Systems, Man & Cybernetics, 2889-2896, Washington, DC, October 5-8, 2003.
"Human Body Orientation in Transient Microgravity (Abstract)", 14th IAA Humans in Space Symposium, Banff, Alberta, Canada, May 2003.
"Human Visual Orientation in Weightlessness", Levels of Perception, New York, NY, Springer Verlag, pp. 375-398, 2003.
"Issues of Exploration: Human Health and Wellbeing During a Mission to Mars", Advance Space Research, vol. 31, no. 1, pp. 7-16, 2003.
The Mechanics of Human Locomotion: An Investigation into the Influence of Gravitational Acceleration, , Stanford, CA, Stanford University, Department of Mechanical Engineering, April 1993, 2003.
"Models for Neurovestibular Adaptation", Journal of Vestibular Research, vol. 13, no. 2003, pp. 297-307, 2003.
"Models for Neurovestibular Adaptation: A Personal Approach", Presented at the Sixth NASA Symposium on the Role of Vestibular Organs in Space Exploration, Portland, OR, October 1-3, 200, 2003.
"Neurolab Virtual Environment Generator", The Neurolab Spacelab Mission:Neuroscience Research In Space, vol. NASA SP-2003-535, Houston, TX, NASA Johnson Space Center, pp. 253-258, 2003.
"Neurovestibular adaptation to spaceflight: Research progress (Introduction to Special Issue)", Journal of Vestibular Research, vol. 12, no. 5-6, pp. 201-203, 2003.
"Quantifying Astronaut Tasks: Robotic Technology and Future Space Suit Development", Final Report under NASA Grant NAG9-1089, 2003.
"Requirements and Potential for Enhanced EVA Information Interfaces", 33rd International Conference on Environmental Systems, Vancouver, Canada, SAE , 2003.