[1] He later served as commandant of the United States Army War College from 1982 to 1983 and president of the National Defense University from 1983 to 1986.

His doctoral thesis was entitled A Study of Quasi-Analytic Models for Improvement of the Military Commander's Tactical Decision Process.

[3][7] His military honors include the Defense Distinguished Service Medal, two Army Distinguished Service Medals, two Silver Stars and two awards of the Legion of Merit.

[8] Lawrence died in 2016[9] and was interred at Rose Lawn Cemetery in Tyler, Texas.

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