Michael Davidson is a Visiting Lecturer at Georgetown University teaching or co-teaching an undergraduate seminar on National Security and the Constitution. Between 2003 and 2011, he served first as Minority Counsel and then General Counsel at the Senate Intelligence Committee. In 1997 and 1998, he participated in representing Senators Byrd, Moynihan, and Levin in their challenge to the constitutionality of the Line Item Veto Act. After teaching clinical law at the State University of New York in Buffalo and then two years as chief staff counsel at the DC Circuit, he served as the first Senate Legal Counsel (1979-95), where his responsibilities included representing the Senate in separation of powers cases. After graduation from the University of Chicago Law School in 1964, Davidson served as a Peace Corps volunteer in Kenya, and then as an Assistant Counsel at the NAACP Legal Defense Fund.