This article discusses the background, statistics, mechanisms, timing, dosing, influences, and practical applications for the use of caffeine as an ergogenic aid.

Dr. Lorena Torres Ronda, co-editor of the new NSCA’s Essentials of Sport Science textbook, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about creating the textbook and how the Certified Performance and Sport Scientist® (CPSS®) certification will benefit the field. Topics under discussion include the use of technology in sport and the specific role that strength coaches play in supporting better performance and recovery decisions. Find Dr. Lorena Torres Ronda on Twitter: @lorenatorres07 | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Dr. Josh Secomb, lecturer in exercise and sport science (strength and conditioning) at the University of Newcastle, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about being a self-aware and authentic coach. Topics under discussion include finding new areas to employ different skillsets as practitioners, the value of training progressions and understanding your athletes, and his unique opportunity to research and coach surfers. Find Dr. Secomb on Twitter: @37Seco | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

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.

High-Intensity Resistance and High-Impact Training and Bone Mineral Density—a Narrative Review: Part 1

This article is a personal perspective of creating and providing a fitness assessment and resistance training program from scratch to a large law enforcement organization.

Dr. Sara Erdner, author of “Dear Coach: What I Wish I Could Have Told You, Letters from Your Athletes,” talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about the coach-athlete relationship. Topics under discussion include coaching education, giving athletes a platform to be heard, and what truly builds mental toughness and resiliency. Find Dr. Erdner on Twitter: @doc_serdner | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

It is time to catch up with 2019 NSCA Assistant Strength and Conditioning Coach of the Year, Ashley Jackson, on her recent career move from the University of Michigan to Texas A&M, as the Assistant Director of Olympic Strength and Conditioning. Jackson talks with NSCA Coaching and Sport Science Program Manager, Eric McMahon, about leadership pathways for coaches and how to gain professional opportunities, from mentorship to earning promotions and taking the next step in your career. This episode explains the importance of the assistant strength and conditioning coach role, not only as a career stepping-stone, but also as an opportunity to practice being both an effective leader and follower. Tune-in and learn more about how you can gain valuable leadership experience, regardless of your current career stage, through involvement with the NSCA. Use this link to look up NSCA Contributor Opportunities and get involved! You can connect with Ashley on Twitter @txstronger| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Although most resources on program design review the foundational scientific principles of training, they often fail to provide practical strategies that strength and conditioning professionals need in order to apply these principles successfully. To help bridge the gap between science and application, this article provides a simple and practical, step-by-step system for applying the scientific principles of training into the program design process.