Jean P. Lesperance joined the University of Miami faculty in 1947. He taught management courses and later served as the director of the Time and Motion Study Laboratory. Beginning in 1952, Lesperance directed a series of annual Time and Motion and Management Conferences, sponsored by the University. These meetings attracted students as well as numerous local and foreign business executives. In addition to teaching, Lesperance lectured at several other universities. He also served a management consultant for industries in Canada, the United States, Cuba and Haiti. He held a position as director of the North American Cigarette Manufacturers, Inc., served as President of the American Institute of Industrial Engineers, and joined several professional organizations including the Florida Academy of Science and the Society for the Advancement of Management. Lesperance wrote a book entitled Economics and Techniques of Motion and Time Study, and many of his articles appeared in technical journals.
