Your Complete Knowledge Center
D3 University is our library of articles and videos from the D3 coaches and other experts to help you train and race your best.
Racing the Ironman World Championships – 3 Top Tips!
D3 Coach Simon Butterworth has had the most incredible athletic prowess of racing the Ironman World Championships fourteen times. He is about to embark on his 15th this October. His knowledge of the course and conditions is unparalleled. He is…
EUROPEAN DESTINATION RACES
Having come to the U.S. from Europe over 50 years ago, going “home” to race has a growing special attraction for me. I hope these short race descriptions that I find interesting will spark some hops across the pond.At the…
3 KONA COURSE TIPS FROM 13X IMWC FINISHER
Having expert advice from a 13-time Ironman World Champion finisher is invaluable as you prepare for your own race. His approach to racing this course every year is strategic and calculated. Heed his advice on these three-pointers and you might…
IRONMAN BOULDER 2017 – Coach’s Perspective: 16 Tips for Race Day Success
THIS HAS BEEN UPDATED WITH INFORMATION FOR THE 2018 COURSE (even though the title of the article says 2017). Boulder is the perfect place for an Ironman, of course! It’s home to some of the fastest professional and age group…
Oceanside 70.3 Course Preview
Race strategy is often dictated by the course itself- that’s why it’s important to know the course before race day. For athletes racing at Oceanside 70.3, Coach Julie Dunkle has some great pre-race knowledge for you. Coach Dunkle has raced the Oceanside…
The D3 Triathlon Minute, Episode 106, Study the Course Conditions of Your Race
How prepared are you for race day? Did you study the weather elements for the course you’ll be racing and look for opportunities to simulate those during training? Coach AJ explains in this Triathlon Minute video tip.
Guide to Racing the Ironman World Championship Race in Kona
D3 Coach Simon Butterworth will be racing in the Ironman World Championships in Kona Hawaii for his 13th, YES THIRTEEN, times! He has seen a number of race conditions to give him a solid perspective about how best to prepare for everything…
Ironman Coeur d’Alene Course Preview
If you are racing Ironman Coeur d’Alene this August, you will be part of history. In case you hadn’t heard, this is the final year for the full-distance event in Coeur d’Alene. You’ll still be able to return for the…
Ironman Boulder 70.3 Course Strategy
Get ready for some key intel from Coach AJ Johnson for the IRONMAN 70.3 Boulder course. It’s time to strategize. Pay attention because he even suggests some key spots on the bike course where you can fuel up!
Boulder Peak Course Preview
Coach Dave took a ride up the infamous Old Stage stopping at a key marker – the mailboxes – where he gathered his thoughts and strategies for the legendary Boulder Peak Triathlon.
Chicago Olympic Triathlon
If you’ve been around triathlon for a while, you probably understand why the Chicago Triathlon is a bucket list race. If you’re a little newer to the sport, here’s a very brief history. It started in 1983 as a stop…
Escape from Alcatraz Triathlon Course Preview
Why You Should Do ItEscape from Alcatraz Triathlon is an iconic race on the bucket list of triathletes worldwide. In 2016, the 2000 athletes represented all 50 states and 54 other countries. Escape consistently gets mentioned in top 10 lists…
St. George Course Preview
The Race I Love to Hate … And Hate To Love I hit up IM 70.3 St George in 2015 and 2016, and at this point have settled into a kind of love-hate relationship with the event. I simultaneously never…
Racing the Boulder Peak Triathlon
My thoughts on racing the Boulder Peak Triathlon First I‚Äôll discuss the newbie to slightly experienced racer. Towards the bottom are my thoughts on how the experienced racer should approach this race. Swim ‚Äì take out the first 500m (first…
Managing Heat and Limiters in Kona
IM Hawaii is unlike any other IM. I raced there in 2001 and was not happy with my race but looking back on my limited experience and knowledge at the time I think I did ok. In 2005 I should…