Dr Walter George Whittlestone was born in Abbotsford, New Zealand, he was the son of Annie Ethel Lowe and Frederick Opawa Whittlestone (a miner), and he was also the husband of Shirley Stuart. Dr Whittlestone was a scientist, agricultural chemist, researcher and one of the instigators of the NZ Foundation for Peace Studies. He was also a graduate of the University of Otago (DSc, MSc, BSc, First Class Honours in Chemistry).
In 1988, his wife Shirley Whittlestone presented to the University of Waikato Library 150 boxes of papers relating to his interests and work. The topics covered in the materials include the dairying industry, third-world development, human lactation, breastfeeding, nuclear disarmament and the ethics of science.