His Excellency Ronen Sen is India’s Ambassador to the United States. A career diplomat, Ambassador Sen joined the Indian Foreign Service in July 1966. From 1968 to 1984, he served in Indian Missions/Posts in Moscow, San Francisco, Dhaka, and the Ministry of External Affairs. From 1984 to 1985, Ambassador Sen was Joint Secretary in the Ministry of External Affairs. He was subsequently Joint Secretary to the Prime Minister of India from January 1986 to July 1991, responsible for Foreign Affairs, Defense, and Science and Technology. He was Ambassador to Mexico from 1991 to 1992; Ambassador to the Russian Federation from October 1992 to October 1998; Ambassador to Germany from October 1998 to May 2002; and High Commissioner to the United Kingdom from May 2002 to April 2004. In August 2004, he assumed charge as Ambassador of India to the United States. In this Washington, D.C., post, he also serves as a ex officio member of CASI’s International Advisory Board, a role designated to the ambassador of India to the U.S. since the Center’s founding in 1992.