Henry Ash is a triathlete who has actively contributed to the development of the non-stop ultra endurance triathlon over the past 25 years. During this time, he has written 19 sports books that have been published worldwide. He is a coach, training companion and motivator for a great many triathletes. He has completed more than 250 triathlons around the world, including the Ironman® World Championship (3 times) and 37 other Ironman® distance competitions.
Marlies Penker has been an enthusiastic triathlete since 1999. Her long distance personal record is 9:18.49 hours. She has successfully completed all distances from Olympic short distances to Ironman® distance. In addition, she also holds the Carinthian (Austria) Regional Marathon record at 2:45.08 hours.