was unprecedented in the history of the national laboratory complex, creating severe tensions between him and laboratory employees. Nanos stepped down as director in May 2005. Defense Threat Reduction Agency In 2005, Nanos joined Defense Threat Reduction Agency (DTRA) as the associate director of research and development responsible for combating weapons of mass destruction (WMD) by providing R&D capabilities to reduce, eliminate, counter, and defeat the threat of WMD and mitigate their effects. In 2007, Nanos joined JHU/APL and returned to DTRA on an Intergovernmental Personnel Act (IPA) assignment, eventually assuming the position of associate director of operations enterprise in October 2009. In that capacity, he led and directed all combat support, nuclear support, cooperative threat reduction, and on-site inspection activities for DTRA. Johns Hopkins University / Applied Physics Laboratory In 2007, Nanos joined the Applied Physics Laboratory (JHU/APL) and returned to Defense Threat Reduction Agency (DTRA) on an Intergovernmental Personnel Act (IPA) assignment, eventually assuming the position of associate director of operations enterprise in October 2009. In that capacity, he led and directed all combat support, nuclear support, cooperative threat reduction, and on-site inspection activities for DTRA. In 2010, Nanos became a fellow in the National Security Analysis Department and later that same year accepted the temporary position as Head of the National Security Analysis Department at the Applied Physics Laboratory. In mid-2011, Nanos was appointed the acting head of the Global Engagement Department. Shortly thereafter, the laboratory completed a substantial reorganization, with Nanos being one of the key executives team members instrumental in providing the new framework. Upon completion of the reorganization and the official stand up of the Force Projection Department, Nanos was named the managing executive. Notes and references External links UCOP Biography (PDF) 1945 births Living people People from Bedford, New Hampshire United States Naval Academy alumni Princeton University alumni United States Navy admirals NAVSEA commanders Recipients of the Navy Distinguished Service Medal Recipients of the Legion of Merit Los Alamos National Laboratory personnel