John Jantsch is a marketing and digital technology coach, award winning social media publisher and author of "Duct Tape Marketing - The World's Most Practical Small Business Marketing Guide"

He is the creator of the Duct Tape Marketing small business marketing system and Duct Tape Marketing Authorized Coach Network.

His Duct Tape Marketing Blog was chosen as a Forbes favorite for small business and marketing and is a Harvard Business School featured marketing site.

His next book, The Referral Engine, will be published in May 2010 from Portfolio.