Haworth was born in Chicago, Illinois on December 14, 1926, and grew up in the south suburbs of Hazel Crest and Homewood.
In the pre-first world war years Jahn had been an assistant to the German psychologist Wilhelm Wundt, sometimes referred to as the founder of experimental psychology.
After the war, he attended Rollins College, Winter Park, Florida, where in 1949 he received the BA "With Highest Distinction".
He was the founding Director of the University of Waterloo Centre for Society, Technology and Values and was a Consultant to the Brookings Institution, Washington, D.C., from 1965 to 1970.
[3] Haworth was married first to Helen Ellis (died 2015), and then to Alison Pedlar, Distinguished Professor Emerita at the University of Waterloo.