John Addison is the author of the upcoming book "Save Gas, Save the Planet". John Addison's articles have appeared in H2Nation Magazine. Since 2002, John has been a Board member of the California Hydrogen Business Council. John Addison is president of OPTIMARK Inc. (www.optimarkworks.com) He teaches extension courses for the University of California at Davis and at Santa Cruz. He is a popular speaker in the Americas, Europe and Asia.