Logan is a retired publisher who has practiced a fitness lifestyle since his teens. He studied martial arts and has been a high school soccer coach. He is a certified personal trainer and cardio kickboxing instructor who taught classes at a health club. He maintains a web site for seniors (Gray Iron Fitness) and writes a monthly newsletter.

Patty is a middle-school teacher who has taught physical education and is a certified cardio kickboxing instructor. She and Logan have been team-teachers at a health club. She was a top finisher in the Body-for-Life Challenge 2000.