Tom Williams’ journey to Head of Performance and Sport Science for Major League Soccer (MLS) powerhouse, the Los Angeles (LA) Galaxy, began at a crossroads: pursue traditional coaching or medical pathways. As a soccer “Swiss Army knife,” he embraced early sport science alongside coaching, building a career defined by collaboration and innovation. At the Galaxy, Williams is part of a web of support that uses rich data storytelling tailored to stakeholders and players, guiding decisions and infusing value in every encounter. This system drives their three key pillars: winning championships — including their recent record-breaking sixth MLS Cup — developing a robust academy pipeline, and leading innovation. In MLS’s “cultural melting pot,” Williams balances diverse backgrounds and short-term demands like fixture congestion while employing sustainable long-term strategies. With a unique full-time cognitive department and creative approaches like dodgeball warm-ups, he combines trust and ingenuity to elevate performance and presents a blueprint for those exploring emerging sport science. Reach out to Tom on LinkedIn: @tom-williams and X/Twitter: @Williams26Tom | Find Eric on Instagram: @ericmcmahoncscs and LinkedIn: @ericmcmahoncscs Did you know MLS has a newly mandated Certified Performance and Sport Scientist® (CPSS®) role? Engage with NSCA’s Pro Sport Partner, the Professional Soccer Performance Association (PSPA), on social media to learn more: Instagram: @pspa_performance X/Twitter: @PSPA_perform LinkedIn: @professional-soccer-performance-association

This column will explore specific investigations that evaluate the impact of PA and fitness on mental and physical health outcomes among firefighters and law enforcement officers.

This excerpt briefly discusses different assessments of internal and external load measures.

Some of the major misconceptions concerning Olympic-style weightlifting for sport are addressed in this article, providing evidence-based recommendations to better implement the snatch, clean and jerk, and their derivatives in the training of high school and collegiate athletes.

This article reviews common risk factors for falls, discusses practical means to assess risks, and proposes training strategies and other avenues aimed at reducing the risk of falling in older adults.

This NSCA Coach article offers a brief description on the various methods for setting resistance training loads. Visit NSCA online to read more on strength training and program development.

One challenge is to critically examine your own successes and failures to find a way to attribute the outcomes to something you can control and can change for the future. This could be as small as how you deal with a single person, or it could be a more in-depth examination of how you provide feedback to athletes and how you work with your own staff.

Do you know what is in your client’s pre-workout drinks? This article discusses the most common individual ingredients typically found within pre-workouts and describes “the good, the bad, and the ugly” associated with its usage.

This excerpt from Exercise Technique Manual for Resistance Training, Third Edition goes over the technique and execution in each phase of the push jerk.

This article discusses the importance of upper body power training for protective security personnel and its potential for an occupational performance marker.