Mr Peter B Bush
Dr CG Bernard Cole
Prof. Hector JH de Muelenaere*
Mr Jan P de Wit *
Dr Guido M Dreosti *
Mr Owen J Frisby
Mr Lazar Ginsburg *
Dr Maurice Ingram
Dr Maurice J Kort *
Mr Ernest R Newbery *
Dr W Aubrey Parsons
Dr Chris JB Smit *
Mr A Nick Starke
Mr Nigel C Sunley
Dr Pieter van Twisk *
Dr Arno C Visser
Mr Ron G Timm
Mrs Rosemary Maguire

* Deceased