When's the last time a BJJ seminar actually helped your game? This is a controversial topic as Seminars from World Champions are such a big part of the BJJ learning model. 
JT and Joey dig into a variety of seminars they have been to and  what makes a great experience and has helped them. You can learn something from anyone on the mat but at the heart of the Art is the BJJ seminar worth the time and money? Is this just an expensive meet and greet.