Lecturing for the courses of Powder Technology, Biochemical reactors and Environmental Chemical Engineering. Research interests in particle and powder technology.

Presently involved in the quality assurance of education at the Department, University and National level. Past Chairman of the Degree Programme Board of Chemical and Food Engineering at UNISA. Guest Professor at East China University of Science and Technology (Shanghai). Member of the editorial board (Topic Coordinator of Particle Technology) of Chemical Engineering Reasearch and Design, the official publication of IChemE and of EFCE. Member and past Chairman of the Working party "Mechanics of Particulate Solids" of the European Federation of Chemical Engineering (EFCE)