 In particular he was famous for research on and contributions to the Critical Path Method (CPM) and Program Evaluation and Review Technique (PERT).Ferdinand K. Levy has had a varied career beginning with quality control manager and later plant manager of a folding carton plant in New Orleans.After returning to college and receiving his doctorate in economics in 1964 under the tutelage of the late Nobel Laureate Herbert Simon at Carnegie Mellon University, he served on the faculties of Stanford University, Rice University (where he held an endowed chair), Georgia Institute of Technology (where he also served as Dean of the College of Management for five years), as a visitor at the University of Chicago, and City University of Hong Kong where he was the Foundation Dean of its College of Management from 1991-1995.