Nikolai is Associate Professor and Head of the Integrative Physiology Section within the Department of Nutrition, Exercise and Sports at the University of Copenhagen. He shares his cutting-edge research on autologous blood transfusion that shows that even small amounts of blood (i.e. 1/2 bag) enhance performance. He also discusses biomarkers for blood doping, dried blood spot tests for testosterone esters, and the importance of developing high-performance environments to solve big problems in anti-doping.

Tracey Holmes is a senior reporter/presenter at the Australian Broadcast Corporation's News Channel, and she presents a weekly program called The Ticket that gives a deep dive into various sports topics. In this episode, she shares the facts surrounding the clash between swimmers Mack Horton and Sun Yang, doping allegations against Australian swimmer Shayna Jack, issues in sport governance, challenges getting people to share stories with the media, challenges with the anti-doping judicial system, and more.

Ian Smith is Esports Integrity Commissioner at The Esports Integrity Coalition and owner of Sports Integrity Matters. Michele Verroken is Founding Director of Sporting Integrity and Director and Anti-Doping Adviser at The Esports Integrity Coalition. They cover issues related to corruption, betting, match fixing, and doping in esports (e.g. Adderall and marijuana). We also discuss differences in anti-doping programs for esports, innovations in esports drug testing, and common misconceptions about esports.

Adam Woullard is a leading sports communication and PR expert, as well as the Director of Communications for the U.S. Anti-Doping Agency (USADA). Adam shares how USADA is working with the Ultimate Fighting Championship (UFC) to administer anti-doping programs and ensure clean competition. He also discusses the recent expansion of the UFC's anti-doping program, how he got involved in the anti-doping movement, and current challenges in keeping up with advances in anti-doping science and doping methods.

Beckie Scott is Canada's most decorated cross-country skier, CEO of the sport for development organization Spirit North, and Chair of the World Anti-Doping Agency (WADA) Athlete Committee. In this episode, Beckie talks about the early experiences that sparked her passion for cross-country skiing, being upgraded from a bronze to a gold Olympic medal due to doping competitors, the WADA Anti-Doping Charter of Athlete Rights, and her work to engage and inspire indigenous youth and communities through sport.

Rob Koehler is currently Director General of a new organization called Global Athlete, and he formerly served as the World Anti-Doping Agency Deputy Director General. He talks about how Global Athlete is working to protect athlete rights, the importance of including athletes in conversations about sports policy, the process of establishing a global network of anti-doping organizations, and how the anti-doping community can transition from a reactive to a proactive approach to addressing issues.

Dr. Matt Fedoruk is Chief Science Officer at the U.S. Anti-Doping Agency (USADA). In this episode, he talks about the events leading up to the formation of USADA, common misconceptions about evidence in anti-doping rule violation cases, building an accredited anti-doping testing laboratory in Vancouver for the 2010 Winter Olympics and Paralympics, key anti-doping programs at USADA, challenges that accompany advances in anti-doping technology, and improving the science on deterring athletes from doping.

Ben Nichols is a leading global sports communication expert and Founder of Ben Nichols Communications. In this interview, he talks about the emergence of the athlete voice, challenges in navigating the complexities of anti-doping cases in sports communication, the importance of face-to-face communication, and his experiences working with a wide variety of sport leagues, sponsors, and anti-doping organizations over the years.

David Howman is currently Chair of the Board of Directors at Athletics Integrity Unit, and he is the former Director General of the World Anti-Doping Agency or WADA. He has also been named Companion of the New Zealand Order of Merit for his services to sport. In this episode, David talks about the formation of the Athletics Integrity Unit, corruption and doping issues in sport, his experiences being a leader at WADA, and the benefits and challenges of the global nature of anti-doping.

Paula Radcliffe is an accomplished long-distance runner, and among her many achievements, she holds the distinction of being the Women's World Marathon Record holder for over 15 years. Paula shares some of her experiences as an elite athlete related to undergoing anti-doping testing, recovering from multiple injuries to continue competing, and becoming a champion of the anti-doping movement.