1967年在亨利•朱伯特的指导下获得了比勒陀利亚大学的音乐学士学位。
He obtained his BMus degree from the University of Pretoria in 1967 under the guidance of Hennie Joubert.
亨利县医疗中心的社工，扬马西斯，朱莉·布鲁尔，梅利莎白和南希·哈里斯，符合住院的病人。
Henry County Medical Center's Social Workers, Jan Mathis, Julie Brewer, Melissa White and Nancy Harris, meet with hospitalized patients.
从1981年起，约翰·卢斯一直与他的导师亨利•朱伯特密切合作，组织在比勒陀利亚举行的南非大学各大国际音乐比赛。
From 1981 John Roos has closely collaborated with his mentor, Hennie Joubert, organising and presenting the international music competitions at Unisa in Pretoria.
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