Environment What the 2015 MacArthur Fellows Are Up to The latest scientists to win the "genius grants" are learning about the brain, turning sewage into useful stuff, and everything in between. Nathan Collins
Environment What Makes You So Smart, MacArthur Genius? Noah Davis talks to Yoky Matsuoka about youth tennis, wanting to be an airhead, and what it's like to win a Genius Grant. Noah Davis
Economics Meet the ‘Genius’ Whose Ideas About Behavioral Economics Could (Someday) Change Lives Caltech's Colin Camerer is a recent recipient of a MacArthur Foundation grant to continue his work as a leader of the emerging field of neuroeconomics. Jesse Singal