Richard A. Baker has directed the nine-member staff of the U.S. Senate Historical Office since that office was created in 1975. He holds a doctorate in history from the University of Maryland and masters degrees from Columbia University and Michigan State University. He has taught courses in congressional history for Cornell University's Washington semester program and the University of Maryland. Before joining the Senate's staff, he served as a specialist in American history at the Library of Congress.
Baker is the author of numerous articles related to congressional history and several books, including Conservation Politics: The Senate Career of Clinton P. Anderson and The Senate of the United States: A Bicentennial History. He has also edited collections of biographical essays on major Senate leaders and vice presidents. He is a former president of the Society for History in the Federal Government.