...Paul van Geffen; Peter H. Veltink; Bart F. J. M. Koopman Individuals who cannot functionally reposition themselves often need dynamic seating interventions that change body posture from automatic chair adjustments. Pelvis alignment directly affects sitting posture, and systems that adjust...

...Tamara Reid Bush, Ph.D.; Robert P. Hubbard, Ph.D. Two areas not well researched in the field of seating mechanics are the distribution of normal and shear forces, and how those forces change with seat position. The availability of these data would be beneficial for the design and development...