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(THE CONVERSATION) When Sam Shepard died on July 27 the world lost one of the greatest playwrights of the past half-century. He was an artist renowned for bravely plumbing his own life for material, spinning much of his own pain into theatrical gold. His best work revealed the hollowness behind the idea of the happy family and its corollary, the American dream. Subversive and funny, Shepard had the soul of a poet and an experimental streak that never faded.

The American family was,...