He served as the second High Commissioner of the United Kingdom to Vanuatu from 1982 until 1985, and also co-founded the British Friends of Vanuatu, (BFoV) in 1986, serving as the organisation's chairman until 1999.[2]
In 2021, Dorman donated his collection of books related to Vanuatu and the New Herbides to the National Library of Vanuatu. His final shipment of books was scheduled to arrive in Port Vila on 17 January 2022, just days after his death.[2]
Dorman died on 9 January 2022, at the age of 96. His death was announced by Gordon Dickinson, the chairman of the British Friends of Vanuatu.[2]