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

This article is the 12th 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.

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.

Andrea Hudy, now the Head Men’s Basketball Strength and Conditioning Coach for the University of Texas, talks to the former NSCA Head Strength and Conditioning Coach, Scott Caulfield, about how she got into strength and conditioning. Topics under discussion include the collaborative efforts of the sports medicine team and doctors during her time at the University of Kansas, how she was hired, writing her book and continuing her education, and the value of hosting clinics. Find Andrea on Twitter: @A_Hudy

In this episode, Lilly Bernardi, Assistant Strength and Conditioning Coach at Hofstra University, talks to Eric McMahon, the NSCA Coaching and Sport Science Program Manager, about her journey from being an athlete to becoming a coach. Bernardi shares sentiments over losing her senior lacrosse season as a college athlete during the COVID-19 pandemic, and how it has fueled her motivational approach in coaching. The episode highlights the importance of building confidence as a young professional and adopting a growth mindset for career development. Additionally, the conversation delves into social media etiquette for coaches in the age of information sharing. Connect with Lilly on Instagram: @lilly_bernardi1 or by email: lilly.a.bernardi@hofstra.edu| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Duncan French, Vice President of Performance at UFC Performance Institute, and Bo Sandoval, Director of Strength and Conditioning, talk to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about how they holistically support around 570 Ultimate Fighting Championship (UFC) athletes and push the boundaries of the UFC Performance Institute in Las Vegas. Topics under discussion include staying open to new ideas and perspectives, being adaptable as a coach, and the different ways they support their athletes. Find Duncan on Twitter: @DuncanFrench or Instagram: @dr_duncan_french | Find Bo on Twitter: @olystrength or Instagram: @bo.sandoval | Find Scott on Instagram: @coachcaulfield

Take a deep dive into force plate research and trends with “Force Plate Coach”, Dr. John McMahon from the University of Salford in England. In this episode, John discusses his path from Royal Marine Commando into strength and conditioning and biomechanics teaching and research. Listen in as John connects with NSCA Coaching and Sport Science Program Manager, Eric McMahon, on the past, present, and future of force plates in sport and the ways we can improve our testing and evaluation of athletes. This episode mentions the following paper from NSCA’s Strength and Conditioning Journal: McMahon, JJ, Suchomel, TJ; Lake, JP, and Comfort, P. Understanding the Key Phases of the Countermovement Jump Force-Time Curve, Strength and Conditioning Journal 40(4): 96-106, 2018 Find John on Instagram: @forceplatecoach, on Twitter: @ForcePlateCoach, and on YouTube: @ForcePlateCoach| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

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.