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

Is there a link between sleep and injury occurrence? This infographic summarizes a case study that examines the link between sleep and injury occurrence in an elite male soccer player.

This article in NSCA Coach examines practical strategies to mitigate LEA and enhance performance in female soccer players. Visit NSCA online to learn more on sports science and exercise research.

The focus of this article is to describe the physiological needs of soccer athletes and then provide assessments for testing endurance of athletes of various ages, abilities, and genders.

This excerpt walks strength and conditioning coaches through the Turkish get-up exercise.

Learn about processes of data collection and presentation, and how to use the data to individualize athletes’ training. In this session from the NSCA’s 2016 National Conference, Kevin Paxton demonstrates an age-specific long-term athletic development (LTAD) syllabus for soccer players.

Alex Calder, Head of Sports Science for the Houston Dynamo Major League Soccer (MLS) team, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about sports science data driving better decisions on and off the field. Topics under discussion include the importance of traditional strength training for soccer players, as well as, the variety of strength and conditioning opportunities there are to gain experience from at the high school, college, private, and professional level of sports. Find Alex on Twitter: @calder_05 or Instagram: @calder_05 | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This infographic provides a developmental framework within multidirectional speed for strength and conditioning coaches who work with youth athletes.

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In this session from the 2016 NSCA Coaches Conference, the Sports Science and Performance Manager for the Seattle Sounders Major League Soccer (MLS) team, David Tenney, discusses the “high performance model” in the American elite sports environment. Tenney delves into how this model impacts hierarchy and daily decision making, as well as the obstructions that many organizations face, how this model can help to drive decision making and optimize training strategies, and the different strategies that can help make this happen.