Fedor Emelianenko is the Pride Heavyweight Champion of the world. He lives in Stariy Oskol, Russia.
Erich Krauss is a professional Muay Thai kickboxer who has trained and competed in Thailand. He has written or co-authored fifteen books, including Wrestling for Fighting: The "Natural Way".
Glen Cordoza is a professional mixed martial arts fighter and co-author of Mixed Martial Arts: The Book of Knowledge.