Guy holds the degrees B.A, LL.B. from the University of Cape Town and LL.M. from the London School of Economics. He is admitted to practise as an Advocate of the High Court of South Africa and is likewise admitted to practise as a Barrister and Solicitor of the High Court of Western Australia and the Federal Court of Australia. Following his return to South Africa in 1991, he was appointed as a Senior Lecturer in the Department of Commercial Law at the University of Cape Town and lectured there until the end of 1993. He runs a consultancy offering assistance to the victims of medical accidents liaising closely with attorneys, advocates, actuaries and psychologists in the presentation and if necessary litigation of their claims. He also runs a specialist insurance claims facilitation consultancy advising particularly on business interruption claims. He is a director of an NPO called “ComaCare” which provides support services especially in the Khayelitsha area to the families of victims of traumatic brain injury resulting in coma.