Dr van der Vyver, a private practitioner based in Sandton, Gauteng is a member of DASA, IADR, NOMADS, Study Group 1, Endodontic Society of South Africa, Dental Materials Group and the Academy for Microscope Enhanced Dentistry and American Academy for Cosmetic Dentistry (AACD). He is a part-time lecturer in the Department of Odontology, School of Dentistry, University of Pretoria. From January 2008 he was appointed as an Extraordinary Professor in the Department of Odontology. Peet is currently the President of the Endodontic Society of South Africa, Nomads and The South African Academy of Aesthetic Dentistry (SAAAD).
At the 1993, 2000 and 2001 IADR congresses he won the Hugo Retief Award for research in Dental Materials, and was the recipient of the 1996 and 1997 Floyd Memorial Award for the best scientific papers published in the Journal of the Dental Association of South Africa.