John Pollock has for thirty years been the leading authority on Wilberforce. His full-length biography, first published in 1977, has never been out of print. He followed it with Amazing Grace: John Newton’s Story. In Abolition!, he uses manuscript material not previously available. He is a board member of the John Newton Project and is the author of many other biographies including Hudson Taylor, John Wesley, Lord Shaftesbury, Gordon of Khartoum and Lord Kitchener. He is the official biographer of Billy Graham. He lives in Devon, England.