K. Jack Riley, PhD is Vice President, RAND's National Security Research Division (NSRD) and Director of RAND's National Defense Research Institute, RAND Corporation. Dr. Riley has produced dozens of publications illuminating domestic safety and the need to safeguard from terrorist threats to include recommendations on “Border Security and the Terrorist Threat”; Air Travel Security Since 9/11; and The Evolving Terrorist Threat: Implications for Global Security. His most recent book exploring Security in Mexico: Implications for US Policy Options can be purchased here.