John Kremer is an American author and book marketing expert known for his extensive knowledge in promoting books. He has written several books, including "1001 Ways to Market Your Books," which provides authors with practical strategies to reach their audience effectively. In addition to his writing, Kremer is recognized for his work in the publishing industry, helping authors navigate the complexities of book promotion. He also runs a website that offers resources and tips for writers, making him a valuable figure for those looking to enhance their visibility in the literary market.