Publications by the Historical Office of the Office of the Secretary of Defense (OSD).

The McNamara Ascendancy
The McNamara Ascendancy, 1961-65
Lawrence S. Kaplan, Ronald D. Landa, Edward J. Drea
(2006)
Review
(2007) Andrew Bacevich, The National Interest, No.89 (May/Jun 2007), 76-82

The Ascendancy of The Secretary of Defense
The Ascendancy of The Secretary of Defense, 1961-63
Erin R. Mahan, Jeffrey A. Larsen
(2013)

Adapting to Flexible Response

Expanding the Secretary's Role in Foreign Affairs