Edward D. Berkowitz, Ph.D., is a professor of history at the George Washington University. He has written widely on history and social welfare policy, including To Improve Human Health: A History of the Institute of Medicine, which was published in 1998.
Mark J. Santangelo is a Ph.D. candidate in history at the George Washington University, specializing in twentieth-century American history. He served as chief researcher for To Improve Human Health: A History of the Institute of Medicine.