Fast Company Magazine described Judge James Tamm as an "Ace Relationship Builder". For most of his career he was a Senior Administrative Law Judge for the State of California with jurisdiction over workplace disputes. In that role he has mediated more school districts labor strikes than any other person in the United States. After retiring as a judge, he served on the faculties of:
* International Management Program of the Stockholm School of Economics * Leadership Academy of the University of California at Santa Cruz Harvard University Talent Development Program His book, Radical Collaboration, has been on Amazon's top seller lists for Workplace, Organizational Psychology, and Negotiation books for most of the past 16 years. It is published in seven languages. The 2nd edition was published in December 2019.James is President of RC Group, with certified Radical Collaboration trainers in almost 30 countries. He specializes in building cultures of collaboration within organizations, giving keynote speeches and collaboration training.