James R. Schlesinger was the youngest Secretary of Defense and the first to have no prior military experience but service fears that he shared other "whiz kid" attributes were erased (or at least balanced) by his articulation of coherent rationales for U.S. strategic and conventional forces.
"James Schlesinger as Secretary of Defense,"
Naval War College Review: Vol. 32
, Article 4.
Available at: http://digital-commons.usnwc.edu/nwc-review/vol32/iss7/4