Answer
J. A. Lawrence collaborated with James Blish on several Star Trek novelizations. Blish, a renowned science fiction author, was commissioned to write the first Star Trek novel, "Spock Must Die!" in 1970. Lawrence, a fellow writer and editor, assisted Blish in adapting the television scripts into novel form. Together, they produced several novelizations, including "The Doomsday Machine" and "The Trouble with Tribbles."