with a dynamic real environment is the same as in the virtual reality (VR) studies, and (b) to
identify the action control parameters that are modulated to successfully pass through
oscillating doors. The participants walked along a 14-m path towards oscillating doors (rate
of change in aperture size= 44cm/s and maximum aperture varied 70, 80, or 100cm). The
participants had to use vision to extrapolate what the aperture of the doors would be at the …