Sports fans idolize and identify with those who achieve the impossible. One of the most common symbols for inspiring the next generation of athletes is an iconic number. Michael Jordan’s 23, Lionel Messi’s 10, or Wayne Gretzky’s 99. Iconic numbers that represent perseverance, dedication, and the pinnacle of athletic success.Iconic numbers have been revered as a symbol of the best athletes of all time. In reality, they’ve only represented athletes that fit within the confinements of mainstream sport. We set out to create the first iconic number to represent an entire community of neurodivergent athletes who are exceeding what society thinks they can achieve.Introducing Runner 321, the movement wherein adidas asks the world’s largest organized marathons—including four that are sponsored by Nike, New Balance, and Asics—to reserve Bib 321, representing Trisomy 21 for people with Down syndrome, for a neurodivergent athlete who qualifies.