William Gladstone is one of the most successful literary agents  in the world. As the founder of Waterside Productions Inc., he has personally agented more than five thousand titles that have generated in excess of three billion dollars in North American retail sales. His best selling authors range from the founders of technology companies such as Peter Norton, Linus Torvalds, and Tom Anderson (My Space) to visionary  spiritual teachers including Eckhart Tolle, Neale Donald Walsch, Barbara DeAngelis, Jean Houston, and many, many others. Mr. Gladstone was the original agent for the For Dummies book series and Waterside has represented the number one selling book in the world based on annual sales in six of the last 30 years most recently with The Life Changing Magic of Tidying Up by Marie Kondo in 2015.