Frank Rivers

Frank Rivers, a black belt in both Karate and Aikido, has taught martial arts for years, and is an expert rock climber. A freelance writer, he has written extensively about martial arts, conflict studies, and environmental psychology.

Frank Rivers, a black belt in both Karate and Aikido, has taught martial arts for years, and is an expert rock climber. A freelance writer, he has written extensively about martial arts, conflict studies, and environmental psychology. See less