Mark and Jessica Cullen
Endurance Icons
Endurance Icons is a podcast hosted by Jessica and Mark Cullen that interviews the greats of endurance sports, ranging from triathlon, running and OCR to adventure racing, freestyle skiing and car racing. We also produce a special feature called Endurance Experts that dives into the experts that support these icons!
Author
Mark and Jessica Cullen
Category
Podcast website
Latest episode
Mar 18, 2026
Where to listen?
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Episodes
Ep. 64 - How Coach Ryan Power Ran a 1:12 Half Marathon and What Every Athlete Can Learn From It + Shoe Rotations, Training for 40+ athletes & Pacing Downhill Courses 14.05.2025 1:23:01
Mark sat down with LP Endurance coach and athlete Ryan Power to break down the real, practical training that led to his 1:12 half marathon. No gimmicks. No secrets. Just smart, consistent work—and strategies every athlete can apply, whether you're chasing a PB or aiming to stay strong as you age. Here’s what we covered: 🏃♂️ The Full 16-Week Training Block Ryan shared exactly how he structure...
Ep 63 - Running Coach Q&A Pt 1 with Ryan Power 22.04.2025 1:03:44
This is part 1, part 2 coming next week! Ryan has been a running & triathlon coach for more than 15 years. He has competed as an elite triathlete and has run in the 15:XX for the 5KIn this episode we cover:-Ryan’s Coaching & Athletic Background-Coaching Philosophy Framework:.-Running Periodization-Effort-Based Training Over Metrics-Flow State & Data Caution-Strides & Hill Reps Year...
Ep. 62 - Natasha van der Merwe - Building Community and Legacy in Endurance Sports 15.11.2024 47:18
Description: In this episode of Endurance Icons, we sit down with Natasha van der Merwe, a former professional triathlete, coach, and founder of NVDM Coaching. She shares insights into her coaching philosophy, the power of community, and her passion for empowering athletes at all levels. We dive into the creation of her innovative nutrition products, the importance of mindset in endurance sports,...
Ep. 61 - Kona Recap & Lessons for AG athletes w/ Coach and Former Pro Jeff Beech 01.11.2024 1:08:18
Mark and Jeff dive into: -Pre race buzz around Kona -Who our podium picks were -How the race played out & analysis -Lots of valuable information for Age Group athletes around racing, nutrition, heat, gear etc.
Ep. 60 - 70.3 Tremblant, 2024 Plans and Dealing With Loss with the LP Pro Triathletes 12.07.2024 1:23:52
Canadian Pro Triathletes Jess Turanec, Allison Jacob and Jess Cullen
Ep. 59 - Characteristics of the Top Endurance Athletes & How to Choose a Coach 04.06.2024 33:11
In our latest episode, we have a discussion about coaching philosophies and what to look for in a coach. We explored the importance of communication, engagement, and taking ownership in fostering successful athlete-coach relationships. Key takeaways highlighted that coaches should have experience with athletes who share similar goals and backgrounds. It’s crucial to find a coaching style and philo...
Ep. 58 - Chattanooga 70.3 Recap with Jess Turanec and Allison Jacob 22.05.2024 1:14:54
Jess Cullen sits down with fellow LP Endurance Pro teammates Jess Turanec and Allison Jacob to run through their races and experiences at Chattanooga 70.3 in the Ironman Pro Series. Episode Notes Transitioning from age group to pro is a big adjustment with many differences Swim starts are more chaotic, bike courses less crowded, run is about chasing down competitors Mindset is key - viewing races...
Ep. 57 - Ironman Texas Race Recap w/ Pro Triathletes Allison Jacob & Jess Cullen 08.05.2024 1:30:39
In this episode we cover: -Allison's journey to her first pro race at Ironman Texas -Pre Race prep and feelings -Swim, Bike, Run recaps -Whats next.
Ep. 56 - Oceanside 70.3 - Jess’ First Pro Race - Recapping the Mishaps, Memorable Stories and Epic Performances 09.04.2024 1:04:43
Welcome to the Oceanside 70.3 recap! In this episode, we dive into the exciting world of triathlon, specifically the recent race where Jess had her first pro experience. We start with Jess's journey leading up to the race with her preparation and how the pro experience differed from being an age grouper. We hear some funny stories from the pro briefing around race ranger, aero fairing and the...
Ep. 55 - Overcoming Barriers and Optimizing Performance: Insights from Endurance Coach and Physician, Jeff Sankoff 22.03.2024 1:04:43
In this insightful conversation, Jeff Sankoff - physician, coach, athlete and podcaster at TriDoc podcast shares the top 5 takeaways that actually work for athletes, highlights misconceptions in endurance sports, and delves into his coaching philosophy across swimming, cycling, and running. With personal reflections on mindset shifts and optimizing performance, along with practical advice on gear...
Ep. 54 - Maximizing Athletic Potential: The Sleep Connection with Dr Michael Grandner 08.03.2024 56:32
Uncover the secrets to unlocking your full athletic potential with sleep expert Michael Grandner. Gain valuable insights into sleep requirements for athletes, practical tips for improving sleep quality, and the truth behind common sleep myths. Get ready for a discussion fueled by entirely audience questions! Follow Michael at Dr. Michael Grandner
Ep. 53 - Haley Smith, Olympian and Professional Cyclist on Eating Disorders and Racing Gravel 23.02.2024 48:34
In this episode of the Endurance Icons podcast, hosts Mark and Jess welcome Haley Smith, an accomplished mountain biker, gravel racer, Olympian, Commonwealth Games and World Cup medalist, and mental health advocate. Haley reflects on her journey into professional cycling, her struggles with anxiety and an eating disorder, and her ongoing efforts to balance athletic excellence with mental well-bein...
Ep. 52 - Running the World: Ben Pobjoy's Record-Breaking Journey 09.02.2024 57:52
Hey, Endurance Fans! Get pumped for another awesome episode of Endurance Icons with Ben Pobjoy back for round two! Join us as we dive into Ben's wild adventure – attempting to run a mind-blowing 242 marathons in just one year, all around the globe. We're talking numbers, we're talking laughs, and we're talking some seriously epic tales from the road. From highs to lows, Ben shares...
Ep. 51 - Jess Goes Pro, Big Life Changes & Recapping 1 Year of Endurance Icons! 26.01.2024 29:39
Jess is making the jump to pro! The hosts talk about the big and exciting life changes ahead in 2024 for them and why a little break was needed in the last month. The hosts debrief on some of their favorite memories from the first full year of endurance icons.
Ep. 50 - Scott Tindal - Nutrition strategies to enhance endurance performance & the Fuelin App 01.12.2023 1:15:16
In this episode of Endurance Icons, Mark is joined by Scott Tindal, the Co-Founder of Fuelin and a distinguished performance nutrition coach. The episode kicks off by covering Scott's journey through professional sports, notably his time with the Toronto Maple Leafs, providing a rich backdrop for understanding the intricate world of performance nutrition. The conversation delved into Fuelin...
Ep. 49 - Phil Batterson - Optimizing Your Physiology For Peak Endurance Performance - Zones, Periodization, Thresholds, Vo2 Max, Testing & Strength Training 24.11.2023 1:21:32
In this episode, we delve deep into the world of endurance performance with Phil Batterson, an Integrative Physiologist renowned for his expertise in maximizing athletic potential. Phil guides us through the intricate web of variables influencing endurance performance. We explore contrasting methodologies like the Polarized vs. Pyramid Models, dissecting their applications and efficacy in training...
EP. 48 - Jocelyn Mccauley - Two Sub 9 Ironmans In 3 Weeks, Faith, Returning from Pregnancy, Injuries and Keys to Ironman Success. 17.11.2023 53:50
In this episode with Pro Triathlete Jocelyn McCauley we cover: Struggles post pregnancy and early 2023 hernia/labrum surgery Return from Injury to a 3rd at IM Texas The role her family and faith play in her life and her race selection Her 2 Ironmans within 3 weeks that saw a 10th at Kona in 8:50 and 3rd at Florida in 8:33 What her training, nutrition, recovery and strength training looks like What...
Ep. 47 - Marc Dubrick - The key elements to his breakthrough 2023 10.11.2023 1:04:25
In this Episode of Endurance Icons we sit down with Pro Triathlete Marc “The Shark” Dubrick. Marc shares the elements that have helped him with his breakthrough year in 2023 that saw an 8th place finish at 70.3 worlds and a win at the legendary Escape from Alcatraz triathlon. He shares his struggles in the world of short course triathlon that ultimately led to him moving to long course and findin...
Ep. 46 - Ironman Pro Series, Sam Laidlow & UTMB Drama, Jess' Kona Recap and Nov-Jan Training Focus Areas 03.11.2023 48:04
In this action-packed episode of Endurance Icons, hosts Mark and Jess kick things off with the latest UTMB Drama and Sam Laidlows Aggressive Social Media Posts about doping. Looking ahead, Mark and Jess offer a sneak peek into the upcoming races in Florida and Cozumel, offering their expert insights on what to expect and which athletes to keep an eye on. They turn towards talking about the big Iro...
Ep. 45 - Double The Speed: Unleashing Marathon Mastery With Twins Michelle and Kim Krezonoski 28.10.2023 1:09:58
In this episode, we dive deep into the remarkable journey of Michelle and Kim Krezonoski, two athletes whose passion for running has led them to extraordinary heights. From their humble beginnings to their collegiate careers, and the pivotal moments that defined their running journeys, we explore it all. The Genesis of Running: Michelle and Kim recount their initial encounters with running, sharin...
Ep. 44 - Elevate Your Performance: A Conversation with Dr. Rich Trenholm 13.10.2023 1:18:43
In this episode of Endurance Icons, we dive deep into the world of sports and exercise medicine with the multifaceted Dr. Rich Trenholm. Dr. Trenholm is not your typical doctor; he's a seasoned athlete and a medical expert who brings a unique perspective to his practice. Join us as we explore his inspiring journey as a medical director for Ironman, an athlete and his upcoming role as a doctor...
Ep. 43 - Ironman World Championship Preview Show w/ Special Guest Alice Alberts 06.10.2023 50:08
In this episode, hosts Mark and Jess are joined by the remarkable 2x Pro Champion, Alice Alberts, fresh off her recent triumph at Ironman Maryland – her second victory this year! Tune in as Alice provides a peek into her training regimen between Ironman Lake Placid and her triumphant performance at Ironman Maryland. Plus, get a perspective on how she's gearing up for the upcoming challenge at...
Ep. 42 - Jess' Final Kona Preparations, Marks rollercoaster day in Maryland and recent triathlon news 29.09.2023 32:45
Join Mark and Jess in this episode as they dive into the latest highlights in the world of triathlon. From the exhilarating Mens Ironman World Championships to the ITU Grand Final and the thrilling Paris Test Event, they cover it all. Plus, get the inside scoop on the hilarious face-off between Jackson and Lionel in their Instagram food battle and the world record day at the Berlin Marathon Mark g...
Ep. 41 - Katharina Hartmuth - 2nd Place at the Iconic UTMB 22.09.2023 50:05
In this episode, we sit down with the remarkable Katharina Hartmuth, a renowned German ultra runner who recently clinched a spectacular 2nd place finish at UTMB and Trail World Championship. Join us as we delve into the secrets of her post-race recovery routine, uncovering the strategies that keep her at the top of her game. Katharina takes us on a journey through her evolution into the world of u...
Ep. 40 - Renee Kiley - Smoker to Pro Triathlete, 2nd Fastest Iron Bike Split in History 15.09.2023 1:14:02
Renee Kiley shares stories from her last number of months training in Europe, her incredible story from being a smoker in the corporate world to becoming a pro triathlete in the span of 3 years, her Norwegian coach, her pillars of performance that just yielded the 2nd fastest iron distance bike split of all time and her big future plans/goals Follow Renee @reneekiley_
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