Nyorai mberi kweiyi ndima - Stevenson akatanga basa rake nokuva Junior World Champion muna 1998. Muna 2000, akahwina nzvimbo yechitatu mu taekwondo pa 2000 Summer Olympics's World Qualification Tournament uye akakodzera 2000 Summer Olympics muvakadzi 67 kg. Kubudirira uku kwakaita kuti ave nomukurumbira uye kwakaita kuti Jackie Chan, mutambi wenhabvu, amutsigire paaishambadzira firimu rake rinonzi "Shanghai Noon" kuUnited Kingdom. Asi mumitambo yeOlympic ya2000 akarasikirwa naTrude Gundersen wokuNorway mumakwikwi ehafu yokupedzisira uye Yoriko Okamoto wokuJapan mumutambo wendarira. Gore rakatevera, akava shasha yenyika mu2001 World Taekwondo Championships
Kukwikwidzana kwevakadzi vepakati nepakati, vachikunda akahwina menduru yegoridhe yeOlympics ya2000 Chen Zhong mumutambo wokupedzisira. Akava wekutanga British Taekwondo World Champion.