 He returned to Cambridge and joined the Industrial Training Research Unit (ITRU) where his wife Eunice was director and he subsequently became chairman.Belbin combined this job with acting as OECD consultant running successful demonstration projects in Sweden, Austria, UK and the United States.It was while at ITRU, in the late 1960s, that Belbin was invited to carry out research at what was then called the Administrative Staff College at Henley-on-Thames.