David is an OTG from the 1960s and early 1970s. He returned to TGS to teach HSC, later VCE, Economics in 1987 and undertook various roles, including Head of Commerce, Head of Arnold House, Head of Years 10 and 11 and Senior Master during his tenure. He retired in 2015, although remains connected to TGS through the China Program and VCE exam supervision. He is the father of two OTGs, both of whom commenced in Junior School and both of whom he taught. He is an inductee in the TGS Gallery of Achievement.