Yesufu was an important figure in the development of industrial relations as an academic course in Nigerian universities.
Yesufu served in the United Nations agency the International Labour Organization in the Far East, Switzerland and Kenya, until 1973.
Yesufu was involved in various organizations and economic policy issues of the time.
His 1962 book, An Introduction to Industrial relations In Nigeria was a pioneering work on the changes between the employee-employer relationship from the late colonial period to the early independence era.
[5] In 1971, he was editor of the book Manpower Problems and Economic Development in Nigeria.