In this strategy episode of Performance Strategies and Stumbles, I sit down with Dr Peter Tierney to explore how wearable technology should be understood and integrated within modern performance environments.

Peter is a sports scientist whose career spans elite sport, applied research, and performance technology innovation. He has previously worked within high-performance environments, including Leinster Rugby and The Football Association, supporting athlete monitoring and performance programmes. Alongside his applied work in sport, Peter holds a PhD in Sports Science, with additional research focusing on athlete monitoring, GPS analysis, and performance data interpretation. He now works within performance environments helping translate sports science insights into tools used by athletes and practitioners.

This diverse background gives Peter a unique perspective on the rapid growth of wearable technology in sport—from HRV and sleep monitoring to recovery and readiness scores—and on the challenges practitioners face in interpreting these metrics meaningfully.

In our conversation, we discussed why practitioners must understand what is happening under the hood of wearable metrics, rather than relying on simplified readiness scores or reacting to day-to-day fluctuations. Peter explains how wearable technology should sit within a broader monitoring ecosystem alongside tools such as GPS, load monitoring systems, and force plates, and why the key to good decision-making lies in understanding trends, context, and athlete feedback.

A wukc thank you to our sponsor, the IUSCA - check out their conference in June HERE, and dont forget to sign up for our advanced data skills mentorship with Shaun McLaren if you are keen to transform wearable data into meaningful insights. We start in a few weeks. Sign up is HERE.