· VP, Strategic Projects & Research, RAI Institute2022–
· Research Director, Facebook AI Research Lab2018–
· Vice President of Research, Disney Research2008–2017
· Allen Newell University Professor of Computer Science and Robotics, Carnegie Mellon University2000–
· Associate Professor and Assistant Dean, Georgia Institute of Technology1998–2000
· Researcher, IBM Thomas J. Watson Research Center1990–1992
· PhD in Computer Science, Carnegie Mellon University1989–
· Postdoctoral Researcher, MIT Artificial Intelligence Laboratory1989–1990
· B.A. in Mathematics, Yale University1981–