The purpose of this article is to discuss the different opinions regarding the validity of early sport specialization as opposed to diversification, specifically the effect these two methods have on injuries, motor development, skill acquisition, and social and psychological aspects.

Matt Shaw, Director of Sports Performance at the University of Denver, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield. Topics under discussion include transitioning between jobs, separating yourself as an intern, building strategic relationships, working between departments, and how strength and conditioning coaches should be evaluated

This article explains Fartlek training as well as how it can be programmed and individualized for different clients.

This article is the 11th in a continuing series of tactical strength and conditioning (TSAC) research reviews. It is designed to bring awareness to new research findings of relevance to tactical strength and conditioning communities.

This excerpt briefly discusses components of interval workouts, including recommended volume and intensity, to increase overall endurance in athletes.

Contracted Human Performance and Optimization Coach of 2nd Ranger Battalion, 75th Ranger Regimen Jeff Carroll talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about his start in the field of strength and conditioning and his transition from professional athletes to a tactical population and setting. Topics under discussion include: Carroll’s career path, coaching professional athletes, transitioning to tactical strength and conditioning, and the future of tactical strength and conditioning.

With almost one million people in the United States living with multiple sclerosis, this article aims to provide personal trainers with ideas for exercises to meet the needs of these individuals.

Mike Hill, Associate Athletics Director of Sports Performance at Georgetown University, talks to the former NSCA Head Strength and Conditioning Coach, Scott Caulfield, about his journey from volunteer intern to director at Georgetown. Topics under discussion include being an integral, “off the bench” part of a team, what he looks for in new interns or new hires, and continuing education through reading and being a part of the NSCA’s Exam Development Committee. Find Mike on Instagram: @license_2_hill

Marquis Johnson, Assistant Strength and Conditioning Coach with the Minnesota Vikings National Football League (NFL) team, and Bryan Doo, former Head Strength and Conditioning Coach of the Boston Celtics National Basketball Association (NBA) team and owner of Optimal Fitness, join as guests with the NSCA Coaching and Sport Science Program Manager, Eric McMahon. Also returning for this Gatorade Performance Partner collaboration episode is guest co-host Jon Jost, a 27-year veteran college strength and conditioning coach and the Team Sports Manager for Gatorade. Join this fun group of strength and conditioning coaches from across the industry as they discuss what it means to be successful, as well as how they are reshaping the different career paths within the field. Connect with Marquis on Instagram: @quis_fit | Reach Bryan on Instagram: @bdoostrength or Twitter: @bdoo22 | Email Jon at: jonathan.jost@pepsico.com | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs To learn more and join the Gatorade Performance Partner Community, visit GatoradePerformancePartner.com.

Dr. Allison Randall, Strength and Conditioning Coach for the Vanderbilt University Women’s Basketball Program, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about how her path to the 2012 London Olympic Games as an athlete led her to pursue the strength and conditioning profession. Topics include the use of appropriate cueing strategies to optimize work with young athletes, differences with team versus individual sports, and the importance of education for coaches. Find Dr. Randall on Twitter: @AllisonVRandall or Instagram: @allisonvrandall | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs