Robert K. Tanenbaum is the author of thirty books twenty-seven novels and three nonfiction books: "Badge of the Assassin", the true account of his investigation and trials of self-proclaimed members of the Black Liberation Army who assassinated two NYPD police officers;"The Piano Teacher: The True Story of a Psychotic Killer"; and "Echoes of My Soul, "the true story of a shocking double murder that resulted in the DA exonerating an innocent man while searching for the real killer. The case was cited by Supreme Court Chief Justice Earl Warren in the famous "Miranda "decision. He is one of the m...