Positions and developments in modern systematic theology The nature and function of church doctrine Basic issues in ecumenical-reformed dogmatics The nature and institutionalisation of theology as an academic discipline The distinctive character of Christian morality The contribution of Christian ethics and the church to the promotion of economical justice in South Africa The foundation of occupational ethics in a culturally and religiously plural society such as South Africa Understanding of reality Identity and relevance of the church in a secular and plural society A concept of time and eschatology Natural science and theology