Lance Walker, Global Director of Performance at Michael Johnson Performance (MJP), talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about being unselfish in your work, developing your people skills in order to be a better coach, and mapping out your professional path.

Jason Loscalzo, Head Strength and Conditioning Coach for the Chicago Bears National Football League (NFL) team, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about his journey from a college to NFL strength and conditioning coach. Topics under discussion include networking, diversifying your portfolio, and coaching philosophy. Find Jason Loscalzo on Twitter: @jason_loscalzo| Find Scott on Instagram: @coachcaulfield

This article in NSCA Coach explores the potential cognitive benefits of creatine supplementation across diverse populations and conditions. Visit us online to learn more about nutrition and exercise science.

This excerpt from NSCA's Essentials of Tactical Strength and Conditioning explains the importance of third-party certifications on supplements in the tactical population.

This article details an example assessment battery that could be used to measure the relative health and fitness of community service officers (CSO) within the context of similar populations.

Kevin Cronin, Head Strength and Conditioning Coach at Colorado College, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about his career path, sources of quality information on social media, and the realities of working at a college that has both Division I and Division III sports.

This article discusses how first responder organizations can optimize their training programs through scientific techniques, including the measurement of training load.

Knowing when to train and how much time to devote to training each of the three energy systems is an important ingredient of success in endurance sports. This knowledge is also reflected in a well-designed and scientifically-based training plan.

Older adults who desire to remain physically active at work, recreation, or sport can improve muscular strength, physical performance, and injury prevention if engaged in a properly designed resistance exercise program. The programming considerations presented herein may serve as a useful reference for strength and conditioning professionals working closely with active older adults.

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.