|Ian Agol is a professor of mathematics at UC Berkeley. He was born in Hollywood, California, with an identical twin brother Eric. He attended Caltech as an undergraduate, and obtained a PhD from UC San Diego in 1998 with advisor Michael Freedman.
He held postdoctoral positions at UC Davis and the University of Melbourne before taking his first position at University of Illinois at Chicago. In 2007, he moved to the University of California at Berkeley. He received the Oswald Veblen Prize in Geometry in 2013, and the 2016 Breakthrough Prize in Mathematics.