Michael Selin began training Judo under Tsai Sensei in 1989 in Taiwan. During this same period, he also began training Aikido in 1991 under Lee Ching Nan Sensei, and received Shodan with the Taiwan Aikido Federation and the Aikikai in Japan in 1994. In 1997 He received his Shodan with the USJI in Paramus, New Jersey under Harry Glackin Sensei. In 2000 he met Jaff Raji and began his training with the Ecole De Budo. Michael received his advanced instructors license from Raji Sensei in 2008. He started training Brazilian Jiu Jitsu in 2007, and received his blackbelt from Tim Cartmell in 2017. Michael has also taken classes in Extreme Close Quarters Concepts and related methods from Craig Douglas and firearm courses from Mark Brinski.