Shows / The Constraints Collective
The Constraints Collective
Our mission is to transform practice environments in sport by equipping coaches with the knowledge, understanding and skills to bridge the gap between skill acquisition theory and practice.
Episodes
- The Constraints Collective
Episode #113 It All Stems from Byrom Street: The Roots of Sports Science
In this month’s roundup, Keith Davids and Ian Renshaw go back to where sports science began. In 1975, Liverpool Polytechnic launched the world’s first…
- The Constraints Collective
Episode #112 Perform Worse, Understand Better - Ian & Keith Revisit Ana Ramos (Guest Review)
This week Ian Renshaw and Keith Davids go back to episode 21 from October 2024, our conversation with Ana Ramos, a volleyball coach, coach educator and…
- The Constraints Collective
Episode #111 # Do the Thing — Adam Singer on Periodisation of Goals, Luck, Trust, and Where Constrain-to-Afford Actually Holds Up
Part Two of this month's guest podcast: Ian Renshaw and Marco Perazzo (filling in for Keith Davids) continue the conversation with MMA coach Adam Singer (SBG…
- The Constraints Collective
Episode #110 Adam Singer Part One ("The Only Thing We Know Is What We Test"
The Only Thing We Know Is What We Test — Adam Singer on Aliveness, Safety by Design, and What the Calf Kick Proves About Perception This month's guest podcast…
- The Constraints Collective
Episode #109 The Six-Foot Pink Furry Dice - Ian & Keith's September Monthly Catch-Up
This month, Ian Renshaw and Keith Davids chatted about why sport keeps falling for the same trick: something happens to be nearby when a team wins, and within…
- The Constraints Collective
Episode #108 Foxy's Long Way Round — Jay Carter on Ryan Fox, Late Specialisation, and the Open
This month's guest podcast: Ian Renshaw is joined by Jay Carter, Golf New Zealand's National Team Coach and host of the *Talking Performance* podcast (197…
- The Constraints Collective
Episode 108 Foxy's Long Way Round — Jay Carter on Ryan Fox, Late Specialisation, and the Open
This month's guest podcast: Ian Renshaw is joined by Jay Carter, Golf New Zealand's National Team Coach and host of the Talking Performance podcast (197…
- The Constraints Collective
Episode #107 The Bee Hotel Nobody Designed — Ian Renshaw & Keith Davids Review Woods, Richard, Martin & Cairney (2026)
This month's theory paper review: Ian and Keith dig into Woods, Richard, Martin & Cairney (2026), "Loosening Tightened Logics: A Comment on the Role of…
- The Constraints Collective
Episode #106 Nobody Talks About Failure at the Skate Park — Craig Harrison on Designing Rooms Where Getting It Wrong Is Cheap
This month's guest podcast: Ian Renshaw and Keith Davids are joined by Craig Harrison, who spent almost ten years running the long-term athlete development…
- The Constraints Collective
Episode 105 You Can Tell By The Stance - Ian & Keith's August Monthly Catch-Up
This month, Ian Renshaw and Keith Davids work through a run of stories that all land on the same idea: the environment you train in writes itself into your…
- The Constraints Collective
#104 Mark O'Sullivan_August Guest Review
Ian Renshaw and Keith Davids revisit Episode 72 with Mark O'Sullivan (Norwegian School of Sport Sciences) — why coaches are rarely taught to observe, a…
- The Constraints Collective
#103 What Makes a Champion — Ian Renshaw & Keith Davids Review Gullich et al (2021)
# What Makes a Champion — Ian Renshaw & Keith Davids Review Gullich et al (2021) In this theory episode, Ian Renshaw and Keith Davids dig into Gullich…
- The Constraints Collective
#102 Twenty Minutes From the Sea — Chris Button on Why the Pool Doesn't Prepare You for Open Water (Part Two)
In Part Two of this milestone two-part conversation, Ian Renshaw continues talking with Professor Chris Button (University of Otago) — this time about water…
- The Constraints Collective
#101 Nobody Plays in Perfect Conditions — Ian & Keith's July Monthly Catch-Up
In this month's catch-up, Ian Renshaw and Keith Davids work through a run of ideas connected by a single question: how do you prepare an athlete for the…
- The Constraints Collective
#100 Use The Funnel, Not the Average Value: Chris Button on the PhD That Almost Wasn’t (Part One)
In this landmark 100th episode, Ian Renshaw and Keith Davids are joined by Professor Chris Button from the University of Otago, whose research has ranged from…
- The Constraints Collective
The Video Doesn't Show What Happened — Ian Renshaw & Keith Davids Review Schütz, Betsch & Plessner (2026), with guest Scott Russell
An emergency episode: VAR was dominating the World Cup news cycle, and a paper had just landed asking the exact question everyone was arguing about. Ian…
- The Constraints Collective
#98 From the Pitch to the Algorithm — with Ben Teune
# From the Pitch to the Algorithm — with Ben Teune In this episode, Ian Renshaw and Keith Davids are joined by Ben Teune, Sports Scientist and Analytics Lead…
- The Constraints Collective
#97 Round Up 11 — Your Team Was 29 Points Up. Here's Why That's the Dangerous Part.
The San Antonio Spurs led Game 4 of the 2026 NBA Finals by 29 points and lost it on a tip-in with 1.2 seconds left — the biggest comeback in Finals history…
- The Constraints Collective
Episode #96 Daniel Lycett Guest Review
Keith and Ian go back through Daniel Lycett's PE curriculum redesign from episode 81 — and pull apart what was really going on underneath it: context, donor…
- The Constraints Collective
Before the Ball Moves: How International Footballers Gain Their Advantage
#95 Before the Ball Moves: How International Footballers Gain Their Advantage In this episode, Ian Renshaw and Professor Keith Davids explore the tension…
- The Constraints Collective
The Constraints Collective Podcast with Michael Richardson
#94 The Constraints Collective Podcast with Michael Richardson In this episode, Ian Renshaw and Keith Davids are joined by Professor Michael Richardson from…
- The Constraints Collective
#93 Round Up 10
# Round Up 10 — May 2026 In this month's update, Ian Renshaw and Professor Keith Davids catch up on the latest from the Constraints Collective world before…
The Constraints Collective#92 Zama Xolani Mofokeng
In this episode we are joined by Zama Xolani Mofokeng a South African gymnast from Tembisa, Gauteng Province who has broken world records for consecutive…
- The Constraints Collective
#91 Are you switched off from physical education and sport?
In this episode Ian and Keith discuss why millions of people are put off exercise for life by bad PE memories. The culprit? Traditional formats that reward the…
- The Constraints Collective
#90 Dave Keelty and Sam McKenzie
In this episode we are joined by Dave Keelty and Sam McKenzie, high performance practitioners working at the cutting edge of sport. We explore talent…
The Constraints Collective#89 Exploring Niche Construction in Sport Coaching
What do beavers building dams have to do with coaching elite athletes? More than you'd think. In this episode, we dive into niche construction theory. A…
The Constraints Collective#88 Round Up 9
Should you ditch the bowling machine? The hidden cost of "convenient" practice What if the tools coaches rely on most are actually making athletes worse? In…
The Constraints Collective#87 Tom Parry and Tyler Yearby
Dr Tom Parry is the Kinesiology Program Director in the College of Education and Human Development at Butler University, Indianapolis, USA. His area of…
The Constraints Collective#86 Podcast Summary 7 - Tabai Matson
If you're getting value from our podcast check out our membership options and coaching community at www.theconstraintscollective.com where you can access…
The Constraints Collective#85 Making Physical Education Popular
In this episode Ian is joined by Brendon Moy and Adam Gorman to discuss a paper entitled ' Making physical education popular: the impact of the constraints-led…
The Constraints Collective#84 Brendon Moy
In this episode we are joined by Brendon Moy, an Associate Professor in Physical Education at Queensland University of Technology. Both his research and…
The Constraints Collective#83 Round Up 8
In this episode, we explore how ecological dynamics continues to reshape the way we think about skill development. Keith shares insights from recent PhD…
The Constraints Collective#82 Learning the Volleyball Serve
In this episode we are joined by Brendan Moy and Adam Gorman to explore an important question for coaches: How can we help learners explore and improve their…
The Constraints Collective#81 Daniel Lycett
Daniel Lycett is the Head of PE & Sport at St David’s College. He is an experienced physical educator working across primary and secondary education, bringing…
The Constraints Collective#80 Round up 7
If you're getting value from our podcast check out our membership options and coaching community at www.theconstraintscollective.com where you can access…
The Constraints Collective#79 Podcast Summary 6 - Jia Yi Chow
If you're getting value from our podcast check out our membership options and coaching community at www.theconstraintscollective.com where you can access…
The Constraints Collective#78 Tabai Matson
Tabai Matson is a globally experienced rugby coach with a career spanning elite club and international rugby across Japan, Australia, New Zealand, the Pacific…
The Constraints Collective#77 Developing Your Coaching Craft Pt2
If you're getting value from our podcast check out our membership options and coaching community at www.theconstraintscollective.com where you can access…
The Constraints Collective#76 Jia Yi Chow
If you're getting value from our podcast check out our membership options and coaching community at www.theconstraintscollective.com where you can access…
The Constraints Collective#75 Round Up 6
If you're getting value from our podcast check out our membership options and coaching community at www.theconstraintscollective.com where you can access…
The Constraints Collective#74 Ian Renshaw on the Cricketer Podcast
He's raised a Test opener, now Matt Renshaw's dad wants to help fellow coaches the world over. The Cricketer chat with Ian Renshaw, who has written a new book…
The Constraints Collective#73 Developing Your Coaching Craft
If you're getting value from our podcast check out our membership options and coaching community at www.theconstraintscollective.com where you can access…
The Constraints Collective#72 Mark O'Sullivan
If you're getting value from our podcast check out our membership options and coaching community at www.theconstraintscollective.com where you can access…
The Constraints Collective#71 Round Up 5
If you're getting value from our podcast check out our membership options and coaching community at www.theconstraintscollective.com where you can access…
The Constraints Collective#70 New Website and Book
If you're getting value from our podcast check out our membership options and coaching community at www.theconstraintscollective.com where you can access…
The Constraints Collective#69 Podcast Summary 5 - Eric Brymer
If you're getting value from our podcast check out our membership options and coaching community at theconstraintscollective.com where you can access podcast…
The Constraints Collective#68 The Value of Opposed and Unopposed Practice
In this episode, we dive into one of coaching’s most persistent debates: Should athletes learn through unopposed drills or through messy, opponent-driven…
The Constraints Collective#67 Stuart Armstrong
Stuart Armstrong is a workforce development system builder, learning innovation architect, skill acquisition specialist, and ecological dynamicist, and host of…
The Constraints Collective#66 Round Up 4
In this episode we discuss an article from The Athletic entitled “What is the CLA? Inside the revolutionary coaching method quietly fuelling the world’s best…
The Constraints Collective#65 Podcast Summary 4 - Jonny Headrick
Dr Jonathon Headrick is a lecturer and researcher in the field of exercise and sports science. He is also an accredited Exercise (AES) and Sports (ASpS)…
The Constraints Collective#64 Do we need skill acquisition specialists in sport?
If you're getting value from our podcast check out our Patreon site at patreon.com/TheConstraintsCollective where you can access member only podcasts and…
The Constraints Collective#63 Matt Miller-Dicks
If you're getting value from our podcast check out our Patreon site at patreon.com/TheConstraintsCollective where you can access member only podcasts and…
The Constraints Collective#62 Round Up 3
If you're getting value from our podcast check out our Patreon site at patreon.com/TheConstraintsCollective where you can access member only podcasts and…
The Constraints Collective#61 Podcast Summary 3
In this episode, we summarise our conversation with football coach and thinker, Jamie Hamilton. Jamie’s unique blend of practical coaching experience and deep…
The Constraints Collective#60 Let's ditch the ecological/information processing dualism
If you're getting value from our podcast check out our Patreon site at patreon.com/TheConstraintsCollective where you can access member only podcasts and…
The Constraints Collective#59 Liam Bromilow
If you're getting value from our podcast check out our Patreon site at patreon.com/TheConstraintsCollective where you can access member only podcasts and…
The Constraints Collective#58 Round Up 2
If you're getting value from our podcast check out our Patreon site at patreon.com/TheConstraintsCollective where you can access member only podcasts and…
The Constraints Collective#57 Ross Pinder Podcast Summary
If you're getting value from our podcast check out our Patreon site at patreon.com/TheConstraintsCollective where you can access member only podcasts and…
The Constraints Collective#56 Ways of Knowing in Coach Development
If you're getting value from our podcast check out our Patreon site at patreon.com/TheConstraintsCollective where you can access member only podcasts and…
The Constraints Collective#55 Ian McCall
Ian McCall is a Scottish football coach who currently owns Corinthian Creative, a company focused on providing coaching resources and workshops. He is also…