Currently President/CEO of International Executive Service Corps, a 51 year-old nonprofit founded by David Rockefeller that promotes prosperity and stability in the developing world. Miller was formerly a career diplomat at the U.S. State Department for nearly three decades, including Ambassadorships in Greece, Bosnia and Herzegovina, and as Cyprus negotiator. He also chairs the International Commission on Missing Persons (appointed by Secretary Clinton), serves as a member of AARP’s National Policy Council, and serves on a number of other boards, including a hotel board in Greece.