In Episode #515 of the 303Endurance Podcast, we sit down with endurance athlete and author Shannon Hogan to explore her powerful new book The Unforgiving Hours, a tribute to the grit and resilience of athletes who tackle the toughest endurance challenges. We celebrate Coach Lauren Brown and Sasha Goldsberry's epic performances at the 2025 IRONMAN 70.3 World Championship in Marbella, share a shoutout to Sarah Barr ahead of her Battlefield 12K, and break down TriDot's Workout of the Week: Power Builders. Plus, don't miss our Fun Segment—Legends of Leadman Trivia! This episode is brought to you by our Show Sponsor Vespa Power and Ask A Coach Sponsor Grit2Greatness Endurance. Feature Interview: Shannon Hogan on "The Unforgiving Hours" Shannon is an endurance athlete, journalist, and author of The Unforgiving Hours, a book that tells the stories of athletes who take on the most unforgiving test of endurance. Her own journey spans ultrarunning, long-distance cycling, and open-water swimming, giving her a unique perspective on what it means to push beyond limits. She is also an amazing human being. (https://www.instagram.com/the_unforgiving_hours/ [https://www.instagram.com/the_unforgiving_hours/] Show Sponsor: Vespa Power Vespa Power Endurance helps you tap into steady, clean energy—so you stay strong, focused, and in the zone longer. Vespa is not fuel, but a metabolic catalyst that shifts your body to use more fat and less glycogen as your fuel source. Vespa comes in CV-25, Junior and Concentrate. Less sugar. Higher performance. Faster recovery. Home of Vespa Power Products | Optimizing Your Fat Metabolism [https://vespapower.com/] Use discount code - 303endurance20 Website - Grit2Greatness Endurance Coaching [https://grit2greatnessendurance.com/] Facebook - @grit2greatnessendurance Instagram - @grit2greatness_endurance Coach April Spilde April.spilde@tridot.com TriDot Signup - https://app.tridot.com/onboard/sign-up/aprilspilde RunDot Signup - https://app.rundot.com/onboard/sign-up/aprilspilde Coach Lauren Brown Lauren.brown@tridot.com TriDot Signup - RunDot Signup - Coach Rich Soares Rich.soares@tridot.com Rich Soares Coaching [https://richsoarescoaching.com/] TriDot Signup - https://app.tridot.com/onboard/sign-up/richsoares RunDot Signup - https://app.rundot.com/onboard/sign-up/richsoares