STACK Experts

Become a STACK Expert

The best sports performance experts in the country—trainers, nutritionists, sport psychologists and others—contribute STACK's Sports Performance content. These men and women work with top athletes and teams, at both the collegiate and professional level, to help them get better and make smart training, nutrition, skills and gear choices. They regularly offer the benefits of their experience to help STACK's readers and web visitors become better athletes. Read about their backgrounds and find their articles and posts—all designed to help young athletes safely and effectively boost their performance. Learn More.

Brad Leshinske

Brad Leshinske is the founder and owner of Athletic Edge Sports Performance (Evergreen Park, Ill.). He has trained athletes for more than seven years. He also serves as an adjunct professor of sports performance in the Exercise Science Department of North Park University in Chicago. Leshinske also writes for

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Brandon Guarneri

Brandon Guarneri served as a Content Director for STACK Media. He oversaw production for STACK Magazine and created video content with athletes and brands for Prior to that, Brandon was a staff editor for Men's Fitness, where he covered sports training and performance nutrition. He's also written for UFC Magazine, WWE Magazine and the NY Post. He graduated from Ithaca College in 2006, and was born and raised in Brooklyn, N.Y.

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Brandon Hall

Brandon Hall is the Content Director for STACK. He graduated from Lafayette College with a Bachelor's degree in English. He was a four-year letter winner at tight end on Lafayette's FCS football team, finishing second on the squad in receiving his senior year. He's passionate about fitness, nutrition, and helping young athletes build confidence and life skills through sport.

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Brandon McGill

Brandon McGill is the sports performance director at STACK Velocity Sports Performance, where he served as head nutritionist and strength and speed coach for the 2010 NFL Combine class. Previously, he worked for the Scottish Institute of Sport, coaching Paralympic silver medalist Libby Clegg and British Olympic field hockey player Stephen Dick. He has also worked with professional volleyball, baseball and soccer athletes. McGill holds a master’s degree in strength and conditioning, is accredited with the United Kingdom Strength and Conditioning Association, and holds a level one British Weightlifting coaching certification.

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