BSc (Hons) in Engineering, Princeton University; PhD in Mathematics, MIT. Former: Professor of Applied Mathematics, MIT; Member, Computer Science and Artificial Intelligence Laboratory (CSAIL). 1998, co-founded Akamai Technologies; Chief Scientist for 15 years; then, Chief Executive. 2003-05, on the President's Information Technology Advisory Committee (PITAC), concurrently chairing the Subcommittee on Cybersecurity. Holder of numerous patents involving content delivery, Internet protocols, cryptography and digital rights management.