Howard has worked in a variety of fields: military intelligence, financial services, information technology, education, publishing and writing.

As a ghostwriter, he has assisted in two best selling books published by McGraw-Hill: Michael T. Bosworth's Solution Selling, Creating Buyers in Difficult Selling Markets; and Keith M. Eades' The New Solution Selling, The Revolutionary Sales Process That is Changing the Way People Sell. Other ghostwritten and self-published projects around Solution Selling involve a series of small books.

Howard has co-authored several books: The No Boundary Manager, and Its Great Wall Concepts, by Eaton, Phillips, and Sutter; How Buyers Buy, by Howard Eaton and Bob Nishi; and Channel Conflict, How to Manage It and Prosper by Howard Eaton and Bob Nishi.

Book consulting and writing services were provided for Self-Advocacy: How Students with Learning Disabilities Can Make the Transition from High School to College, by Howard Eaton, Ed.

Howard is the author of The Mystic (a novel published in early 2008).