Grant, Gary. "Shifting the Paradigm: Shepard, Myth, and the Transformation of Consciousness" in Modern Drama, Vol, 36, no 1, March, 1993, pp 120-30

One of several valuable essays in this special issue devoted in large part to Shepard, Grant asserts that Shepard's dramatic style is a "new way of seeing" that is similar to the experience of listening to jazz or rock and roll music

Hart, Lynda Sam Shepard's Metaphorical Stages, Greenwood Press, 1987.

In addition to a valuable section on True West, Hart's book contains an interesting descriptive essay of Shepard's film career and an excellent biographical sketch of the playwright's life

Hoeper, Jeffrey D. "Cain, Canaamtes, and Philistines in Sam Shepard's True West" in Modem Drama, Vol 36, no 1, March, 1993, pp 76-82

Examines True West as a biblical allegory Hoeper compares Austm and Lee to the biblical figures of Cam and Abel, the combative sons of Adam and Eve...