A lawyer and career federal official, Slocombe joined the staff of the National Security Council in 1969.

Prior to that, he worked as a law clerk for Supreme Court Justice Abe Fortas.

degree from the School of Public and International Affairs at Princeton University in 1963,[1][5] where he received the Moses Taylor Pyne Honor Prize, the highest general distinction conferred on an undergraduate.

Slocombe was also a Rhodes Scholar, studying Soviet politics at Balliol College, Oxford, from 1963 to 1965.

[1] This biography of a person who has held a non-elected position in the federal government of the United States is a stub.