Encyclopedia of Operations Research and Management Science

2013 Edition
| Editors: Saul I. Gass, Michael C. Fu

Program Evaluation and Review Technique (PERT)

Reference work entry
DOI: https://doi.org/10.1007/978-1-4419-1153-7_200653

A method for planning and scheduling a project which models uncertainties in activity by using optimistic, likely and pessimistic time estimates for each activity. PERT evolved when the U.S. Navy was developing a system to plan and coordinate the Polaris missile program (Malcolm et al. 1959).



  1. Malcolm, D. G., Roseboom, J. H., Clark, C. E., & Fazar, W. (1959). Application of a technique for research and development program evaluation. Operations Research, 7, 646–669.CrossRefGoogle Scholar

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