Simone Biles

She has been called the greatest gymnast of all time, a sporting superstar who stunned audiences at the Rio Olympics. But at 19 and with four new gold medals to her name, Simone Biles is ready to reflect on what the future now holds. Adopted by her grandparents, as her biological mother struggled with addictions, Simone achieved sporting excellence against the odds. For this special edition of the BBC's 100 Women season, Rajini Vaidyanathan speaks at length to Simone Biles.