Human Perceptual Overestimation of Whole-Body Roll Tilt in Hyper-Gravity 1 2 Running title: Roll Perception in Hyper-Gravity 3 4 Torin K. Clark 5 Michael C. Newman 6 Charles M. Oman 7 Daniel M. Merfeld 8 Laurence R. Young 9 10 11 1 Man Vehicle Laboratory 12 Department of Aeronautics and Astronautics 13 Massachusetts Institute of Technology 14 Cambridge, MA, USA 15 16 2 Charles Stark Draper Labo...