Hari Narayanan (left) is a computer scientist who specializes in artificial intelligence and cognitive science. He is on leave to NSF from Auburn University where he is an Associate Professor in the Department of Computer Science and Software Engineering.

Sarah Helmstadter is a Russian specialist and until a few months ago when she left to form her own consulting company was vice president of the CARANA Corporation. She is going next to Botswana to develop an evaluation plan for a new development project.

Brian Larkin is retired. He is a former professor of social science and education at Syracuse University and served for five years as Executive Director of the National Council for the Social Studies.

Gregg Solomon (right) is a Program Officer with us in the Division of Research, Evaluation and Communication (REC). Gregg is a cognitive scientist who I recruited from Harvard University a few years ago. Gregg has been heavily involved in the Science of Learning Centers Program, which will advance the frontiers of all the sciences of learning through integrated research; connect this research to specific scientific, technological, educational, and workforce challenges; and enable research communities that can capitalize on new opportunities and discoveries and respond to new challenges.