By: Eric Eisenberg William Monahan, best known for writing the Academy Award-winning script for Martin Scorsese’s The Departed, has found his next project. He has been selected as the latest writing to work on American Desperado, the long-gestating, Mark Wahlberg-produced adaptation of the book American Desperado: My Life As A Cocaine Cowboy by Evan Wright and Jon Roberts. Wright, who also wrote the book that the miniseries Generation Killwas based on, …