Kammala jumla mai zuwa: Ya fito a matsayin babban jami'i a shekara mai zuwa, yana karɓar tagulla a cikin gajeren tsere a gasar zakarun duniya ta 1998 IAAF da kuma taimakawa Kenya zuwa lambar zinare ta tawagar. Ya kuma jagoranci Kenya zuwa nasarar kungiyar a Gasar Cin Kofin Duniya ta IAAF a Manaus a watan Afrilu. Shi ne dan wasa na hudu mafi sauri a duniya a wannan shekara a cikin tseren tsere. Ya kuma fara shiga gasar tseren hanya kuma ya lashe tseren BOclassic na kilomita 10 a ƙarshen shekara. Ya inganta zuwa matsayin lambar azurfa a
1999 IAAF Gasar Cin Kofin Duniya ta Duniya, ta ƙare a bayan Paul Tergat don taimakawa Kenya ta ci nasara a jere. Ya wakilci kasarsa a kan hanya a gasar zakarun duniya ta 1999 a Seville, inda ya kasance na bakwai a cikin maza. Ya rufe lokacin sa na waƙa tare da kammala na biyar a 1999 IAAF Grand Prix Final.