Tom Stoffregen, PhD, professor in the School of Kinesiology and director of the Affordance Perception-Action Laboratory (APAL), was recently quoted by National Geographic. In the article, “What causes motion sickness—and how can you prevent it?” Stoffregen weighs in with support of the ‘postural stability theory’, “On a boat or plane, you have to learn to move differently—like sailors who get their ‘sea legs’ after a few days.”