Who wrote the autobiography of Malcolm X?

The Autobiography of Malcolm X as Told to Alex Haley was written by Alex Haley. However, it is based on notes Alex Haley took while collaborating with Malcolm X, is written in first person as though Malcolm X was telling his life, and he read and edited all drafts of the chapters written by Haley. It also includes an Epilogue written by Haley from his perspective, detailing his collaboration with Malcolm X and the last two years of Malcolm X's life from Haley's point of view.