
The Perception & Action Podcast
Exploration of how psychological research can be applied to improving performance, accelerating skill acquisition and designing new technologies in sports and other high performance domains. Hosted by Rob Gray, professor of Human Systems Engineering at Arizona State University, the podcast will review basic concepts and discuss the latest research in these areas.
Latest episodes

Apr 8, 2025 • 1h
533 – The Integrated Anatomy of Pitching, Randy Sullivan
Join Randy Sullivan, author and owner of Florida Baseball Armory, and movement specialist Frans Bosch as they delve into the science of pitching. They discuss Sullivan's new book, emphasizing movement variability and motor control for injury prevention. The conversation critiques traditional biomechanics, advocating for individualized training approaches. Discover how proprioception influences pitching performance and the critical role of attractors in maintaining stability and preventing injuries. This deep dive reshapes our understanding of performance in baseball and beyond.

Apr 1, 2025 • 1h 29min
532 – Turvey, Lectures on Perception: An Ecological Perspective, Chapters 7 and 8 (JC49)
In this discussion, Andrew Wilson, a guest of the Perception-Action Journal Club and expert in ecological dynamics, joins Marianne Davies to explore significant themes from Michael Turvey's work. They delve into the clash of rationalism versus empiricism in perception, emphasizing the need for a modern perspective on traditional physics. The conversation also navigates the complexities of depth perception, the interplay of sensory modalities, and revolutionary insights from James Gibson that highlight the crucial role of movement in visual experience.

Mar 25, 2025 • 33min
531 – The Constraints Led Approach to Soccer Coaching, Simon Schröttle
Simon Schröttle, a soccer coach and author of "Revolution in Soccer: The Perfect Practice," dives into the transformative constraints-led approach in coaching. He discusses the importance of adapting practices to meet player needs and highlights the effectiveness of small-sided games. Simon also addresses the resistance coaches may face from traditional methods, emphasizing the need for clear communication. His engaging techniques foster player autonomy, encouraging collaboration and self-expression, ultimately reshaping the youth soccer landscape.

Mar 18, 2025 • 1h 22min
530 – Turvey, Lectures on Perception: An Ecological Perspective, Chapters 5 and 6 (JC48)
Andrew Wilson, an expert in ecological psychology, and Marianne Davies, a scholar contributing to the discourse on perception, discuss chapters 5 and 6 from Michael Turvey’s insightful book. They delve into the ecological complexities of perception, emphasizing the interconnectedness of humans and nature. The conversation critiques traditional cognitive models while exploring the symbol grounding problem and the implications of Cartesian dualism on modern psychology. They advocate for a fresh perspective that integrates sensory modalities and evolutionary adaptations.

Mar 4, 2025 • 1h 26min
529 – Turvey, Lectures on Perception: An Ecological Perspective, Chapters 3 and 4 (JC47)
In this engaging discussion, Andrew Wilson, an expert in ecological psychology, dives deep into Michael Turvey's insights on perception. They explore how perception isn't just passive reception but an active skill vital for engaging with the environment. The conversation covers the complexities of locomotion on slippery surfaces, the impact of affordances in learning, and critiques of traditional cognitive models. They also highlight the relevance of direct perception, the intertwining of perception and action, and how these ideas play out in real-world applications like sports.

Feb 25, 2025 • 9min
528 – Assessing Progress in the Ecological Approach: The Method of Progessive Constraints
Discover innovative ways to assess athletic progress through the ecological approach. Explore the Method of Progressive Constraints, designed to effectively evaluate performance and enhance skill acquisition. Learn how this method can revolutionize training by providing clear insights into an athlete's development. Get ready to rethink how you measure success in sports!

Feb 18, 2025 • 1h 12min
527 – Turvey, Lectures on Perception: An Ecological Perspective, Chapters 1 and 2 (JC46)
In this discussion, Andrew Wilson, a researcher in ecological psychology, highlights Michael Turvey's groundbreaking concepts from his book on perception. They dive into ecological psychology, arguing for a holistic understanding of systems over traditional cognitive approaches. Wilson critiques classical dualism and the limitations of Newtonian mechanics while advocating for an observer-centric view of perception. The conversation emphasizes intentionality in behavior and the complexities of perception, setting the stage for future explorations in this fascinating field.

5 snips
Feb 4, 2025 • 13min
526 – Why are Balance Bikes More Effective for Learning to Ride than Bikes with Training Wheels? A Variability Analysis
Dive into the debate on balance bikes versus traditional bikes with training wheels! Discover how balance bikes improve postural control, facilitating better skill acquisition. The discussion highlights the transition from rigid to flexible movement, enhancing children's cycling abilities. Unpack recent research that shows how these bikes can lead to a more effective learning process for young riders.

22 snips
Jan 28, 2025 • 22min
525 – Variability of Practice & Education of Attention
Discover the intriguing link between variability in practice and the education of attention. Learn how adapting practice conditions can enhance decision-making in dynamic tasks, like driving and flying. Explore research findings that highlight the advantages of varied practice over constrained scenarios, improving skill transfer to real-world applications. The discussion dives into how effective practice environments can ultimately lead to better performance and safer actions in complex situations.

Jan 21, 2025 • 12min
524 - Is it better to give a specific performance outcome target or one based on perception of effort?
Dive into the fascinating world of athletic training with a new study on powerlifters. The discussion centers on the effectiveness of specific performance targets versus effort-based goals. Discover how precise velocity targets can enhance lifting performance and possibly reduce the risk of injuries. The debate raises intriguing questions about how athletes might optimize their training practices for better results. It’s a compelling look at the intersection of psychology and physical prowess!
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