Candidate of Historical Sciences. He retired from the Russian Army in 1993. From 1993-1997, Trenin held posts as a Senior Research Fellow at the NATO Defense College in Rome and a Senior Research Fellow at the Institute of Europe in Moscow. He served in the Soviet and Russian armed forces from 1972 to 1993, including experience working as a liaison officer in the External Relations Branch of the Group of Soviet Forces (stationed in Potsdam) and as a staff member of the delegation to the U.S.-Soviet nuclear arms talks in Geneva from 1985 to 1991. He also taught at the war studies department of the Military Institute from 1986 to 1993. Dmitry Trenin received his Ph.D. from the Institute of the USA and Canada in 1984. PIR Center Advisory Board member since 2002.