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.

The purpose of this article is to address the key elements when designing a training program for firefighters, provide evidence for utilizing circuit training, and suggest recommendations on how to incorporate circuit training into the training program.

The National Strength and Conditioning Association (NSCA) is proud to announce the recipients of the organization’s 2021 Coach of the Year Awards: Professional Strength and Conditioning Coach of the Year: Paul Goodman, MS, CSCS, RSCC*E College Strength and Conditioning Coach of the Year: Brian Thompson, PhD, CSCS,*D, RSCC*E Assistant College Strength and Conditioning Coach of the Year: Andrew Stocks, MS, CSCS, NSCA-CPT

Certified Strength and Conditioning Specialists® (CSCS®) are professionals who apply scientific knowledge to train athletes for the primary goal of improving athletic performance. Learn more about becoming a strength and conditioning coach with the NSCA certification! Visit NSCA.com for more information on strength and conditioning jobs, strength and conditioning internships, continuing education and CEUs.

Diana Vives, MS, CSCS,*D, presents, "Building a Career for the Performance Trainer"

There is no argument that periodization is successful, and that different models can be applied with success in different fashions. The question of how shift work really affects a periodized program—more specifically firefighter shift work—is less clear.

This article is part of 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.

Hear an international perspective on the strength and conditioning field from Marcus Svensson, a Swedish National, who currently works in professional soccer with the Al Arabi Sports Club in the Qatar Stars League. This episode shares insights about access to NSCA resources from outside of North America, training strategies for soccer, and the importance of developing adaptability among strength and conditioning coaches. Tune in to expand your professional horizons as part of a global strength and conditioning community. You can also email Marcus at johanmarcussvensson@gmail.com | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Thadeus Jackson, Assistant Strength and Conditioning Coach of the Green Bay Packers National Football League (NFL) team, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about the importance of a support system in your career. Topics under discussion include the dynamics of working with professional athletes and how strategic data collection can make your organization better. Find Thadeus on LinkedIn: Thadeus Jackson | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Passion, while imperative to training, must be paired with energy, enthusiasm, intention, and knowledge to truly make a difference and create your “sonic boom.” Being an effective strength and conditioning coach is a lifestyle, not a job, and with continued passion, you can affect many lives positively.