Research ArticleNew Research, Cognition and Behavior Jason M. Samonds, Sarina Lieberman and Nicholas J. Priebe eNeuro 12 December 2018, 5 (6) ENEURO.0065-18.2018; DOI: https://doi.org/10.1523/ENEURO.0065-18.2018 Abstract Prolonged exposure to motion in one direction often leads to the illusion of motion in the opposite direction for stationary objects. This motion aftereffect likely arises across several visual areas from adaptive changes in the balance of activity and competitive interactions.