Pieter Rijnders is a Belgian running, cycling and duathlon coach. He has worked with athletes at the highest level, including top duathletes Arnaud Dely and Maurine Ricour. In this interview we discuss Pieter's perspectives on training and coaching, and dive deep into specifics about duathlon training.         IN THIS EPISODE YOU'LL LEARN ABOUT: -Pieter's approach to training and coaching -Going into the weeds on duathlon training specifics (volume, intensity, key workouts etc) -Specific examples of training weeks of world class duathletes Arnaud Dely and Maurine Ricour -Transfer effects between run and bike training -Training according to muscle fibre typology -Top tips for amateur athletes and time-crunched athletes   SHOWNOTES: https://scientifictriathlon.com/tts390/   SCIENTIFIC TRIATHLON AND THAT TRIATHLON SHOW WEBPAGE: www.scientifictriathlon.com/podcast/   SPONSORS: FORM Smart Swim Goggles give you unprecedented real-time feedback in your swim training through a display on the goggle lens. See every split to stay on pace, track your stroke rate and don't let it drop, use heart rate to become more scientific and precise with your training (through integration with Polar HR monitors) and analyse more in-depth metrics post-swim in the app. You can also use a vast library of workouts or training plans, or build your own guided workouts. Get 15% off the goggles with the code TTS15 on formswim.com/tts.    ZEN8 - The ZEN8 Indoor Swim Trainer is a unique Dryland Swim Trainer that allows you to improve technique, power, and swim training consistency. With the trainer you can do specific power and technique work, including working on your catch and core activation, and it helps you stay consistent even if you don’t have much time to train. Get the special Zen8 x TTS bundle including the Swim Trainer and a number of ZEN8 training plans and on-demand workouts on zen8swimtrainer.com/tts.   LINKS AND RESOURCES: Pieter's Instagram (Toptimum Performance) Training structure, periodisation and the science of winning with Jan Olbrecht, PhD | EP#198 The Science of Winning: Planning, Periodizing and Optimizing Swim Training - book by Jan Olbrecht The Science of Running: How to find your limit and train to maximize your performance - book by Steve Magness   RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing: www.scientifictriathlon.com/rate/   CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.