The timeline for a ghostwriter for autobiography can vary depending on the complexity of the story and the level of research required. Typically, the process begins with in-depth interviews and gathering personal documents, which can take several weeks. Drafting the manuscript often spans a few months, with multiple revisions to ensure the voice and tone accurately reflect the subject. Collaboration and feedback play a crucial role, sometimes extending the timeline if extensive edits are needed. Overall, working with a skilled ghostwriter for autobiography generally takes anywhere from three to twelve months to complete a polished final book.