Answer: ALEXHALEY

Alex Haley was an American writer known for his collaboration with Malcolm X on his posthumous autobiography. Haley played a crucial role in compiling and co-writing the book, titled "The Autobiography of Malcolm X," which was published in 1965. This collaboration allowed Haley to work closely with Malcolm X and gather his firsthand accounts, resulting in a powerful narrative that explores Malcolm X's life, experiences, and ideology. The book has since become a significant piece of literature, offering valuable insights into the civil rights movement and the life of Malcolm X.

Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: Writer who collaborated with Malcolm X on his posthumous 1965 autobiography. Explanations are generated by AI and may be inaccurate.