Mandatory Credit: Photo by REX/Shutterstock (8847065b) United States Secretary of Defense Harold Brown, left, and National Security Advisor Zbigniew Brezezinski, right, walk out of Aspen Lodge at Camp David, near Thurmont, Maryland following a meeting on the Egypt-Israel Summit. Zbigniew Brzezinski, National Security Adviser to Jimmy Carter, Dies at 89 Zbigniew Brzezinski, National Security Adviser to Jimmy Carter, Dies at 89