ROBERT L. POPP, PhD, is currently an Executive Vice President of Aptima, Inc., and formerly a senior executive within the Defense Department, serving in the Office of the Secretary of Defense and Defense Advanced Research Projects Agency (DARPA). He is an expert in national security and counter-terrorism, authoring numerous scientific papers and providing many technical briefings and interviews on the subject. He is a member of the Defense Science Board (DSB), Senior Associate for the Center for Strategic and International Studies (CSIS), Senior Member of the IEEE, member of ACM and AAAS, founding Fellow of the University of Connecticut Academy of Distinguished Engineers, and a lifetime member of HOG (the Harley Owners Group).

JOHN YEN, PhD, is currently University Professor of Information Sciences and Technology and Professor in Charge, College of Information Sciences and Technology at The Pennsylvania State University. He is the author of numerous papers, holds one patent, chairs IEEE FIPA standard working groups on human agent communications, and is a member and Fellow of IEEE.