(2011), a system for guiding the freeform drawing of objects. In 2015, Cohen moved to Facebook where he has directed the Computational Photography group. His group's best known product is 3D Photos first appearing in the Facebook feed in 2018. Cohen is a longtime volunteer in the ACM SIGGRAPH community. He served on the SIGGRAPH Papers Committee eleven times, and as SIGGRAPH Papers Chair in 1998. Cohen also served as SIGGRAPH Awards Chair from 2013 until 2018. He was a keynote speaker at SIGGRAPH Asia 2018. Cohen also serves as an Affiliate Professor of Computer Science and Engineering at the University of Washington References Living people Computer graphics researchers Beloit College alumni Rutgers University alumni Cornell University alumni University of Utah alumni Microsoft employees Facebook employees Fellows of the Association for Computing Machinery Year of birth missing (living people)