 Sanderson akawanawo menduru dzendarama mukukanda nepfumo paMitambo yeCommonwealth mitatu 1978, 1986 uye 1990 uye pa 1992 IAAF World Cup. Akanga ari mumhanyi wechipiri pa1978 European Athletics Championships, uye akakwikwidza mumakwikwi matatu epasi rose 1983, 1987, uye 1997. Akanga ari AAAs National Champion kagumi, UK National Champion katatu. Akaisa gumi UK mukuru zvinyorwa uye shanu Commonwealth zvinyorwa ari pfumo, uyewo zvinyorwa zvose mudiki uye vanatenzi mumatunhu. 