Six Thinking Hats Certification for Trainers Posted by: de Bono Consulting on August 20, 2016 Event Details Date: November 7 – 10, 2016 Venue: San Diego, CA Categories: Six Thinking Hats Seminar Cancellation Policy | Trainer Recertification Register for this Event Bookings are no longer available for this event. 20 AUG 0 Related PostsNo related posts found.