Authors Giovanni Roselli Giovanni Roselli, a former WWE professional wrestler, is currently a Master Instructor for Institute of Motion and ViPR PRO. He creates content and consults for many top fitness organizations including Nike, 24 Hour Fitness, Purlife Fitness Centers, and is the creator of the Equinox national signature group fitness class, 'Fully Loaded.' Most recently, he was awarded PFP Trainer Of The Month and nominated as a Trainer Of The Year finalist. You can often find him working with the Exercise Science students at Florida Atlantic University and instructing additional workshops for Kettlebell Athletics and CoreTex. His television appearances include NBC's 'Today Show' and National Geographic's 'Brain Games'.