Professional teaching and research experience Skills in scientific writing, editing, and consulting. Proficient in the use of many computer softwares and internet; development of project proposals; facilitation of workshop and conference, leadership in team and collaborative work; supervision of postgraduate research and publishing scientific articles; lecturing and curriculum development.

I have produced more than 150 original papers and conference articles during the period 1975--2014. During this period I also supervised various honours projects and produced 23 post graduate students (6 PGDiploma, 9 MSc and 8 PhD). Currently I am supervising 3 PhD, and 2 post-doctoral students.

Prof Klaus Kellner was born on 27 April 1957 in Okahandja, Namibia. He is a re-elected C2 NRF rated scientists till 2016. His expertises lie in vegetation dynamics with the emphasis on SLM technologies, impacts on desertification, land degradation and drought (DLDD) and the restoration of degraded rangelands, mostly in arid- and semi-arid systems, as well as industrial damaged sites.

Louis du Preez is a professor in Zoology at the North-West University. He is leading the African Amphibian Research Group. His research focusses on the wellbeing of amphibians and in particular the conservation of endangered species as well as the systematics and ecology of amphibian parasite diversity. He specialises on polistoom flatworm parasites that are found in frogs, salamanders, worm amphibians, sea turtles and on the eye of the hippopotamus.