Between playing pranks on his colleagues, Professor Charles Eriksen originally designed the Flanker task in 1974. A later version of the Flanker Task asked people to note whether the direction in which an arrow points matches the direction a center arrow is pointing. Sound familiar? This version also contributed to the design of Lost in Migration. Unlock Lost in Migration and get personalized insights about your play style with this link: http://bit.ly/LostLumos | Lumosity