Mark Shanahan, a New York City resident, has appeared at the Kennedy Center for the Performing Arts, off-Broadway, and on film and television. In addition to being an accomplished playwright, he had provided voices for commercials, animation, museum tours, and radio programs.
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The radio play of "The Chronology Protection Case" was adapted by Mark Shanahan with Paul Levinson, based on the novelette by Paul Levinson which first appeared in the pages of Analog Magazine in September, 1995 (Copyright 1995 by Paul Levinson. All right... SEE MORE