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 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.

This excerpt from Strength Training, Second Edition provides insight into how resistance bands and cords can be used for a variety of training methods.

The purpose of this article is to guide tactical leaders in their development of a unit combatives program (UCP).

This article seeks to provide a sample periodized program plan that will progress wrestlers for multiple years while considering the diverse individual needs and weight class-specific goals.

Ankle injuries are very common and their incidence potentially can be reduced or prevented if the person has a better sense of foot position if proper footwear is worn while exercising.

This article is part of a continuing series on practical, evidence-based approaches to reducing the risk of injury while developing tactical strength and conditioning.

As the prevalence of disordered eating in sport continues to increase, sports dietitians and all medical personnel must learn to identify it properly and follow evidence-based practice, including sound judgment, when treating athletes with these issues.

This article is part of a new, continuing series on practical, evidence-based approaches to reducing the risk of injury while developing tactical strength and conditioning.

This article reviews electromyography (EMG) procedures as well as provides examples of how EMG data analysis has been used in tactical populations.