Fredric Plotnick Fredric Plotnick is an Adjunct Professor of Engineering in the departments of Engineering Management, Civil Engineering, and Construction Management at Drexel University's Philadelphia Pennsylvania Campus, where he has taught Engineering Law, Conracts Specifications and Law, Techniques of Project Controls, Project Scheduling and several other subjects since 1979. He has also maintained a consulting practice, Engineering and Property Management Consultants, Inc., since 1983, having previously worked for several contracting, consulting and engineering design firms. Professor Plotnick is a graduate of Drexel University College of Engineering, having a BSCE in Soil and Foundation Engineering and an MSCE in Construction Management, followed by a JD from Widener University School of Law, and returning to Drexel for his PhD in Civil Engineering. He is the co-author of CPM in Construction Management, fifth, sixth and seventh editions, also by McGraw-Hill, and numerous industry publications and presentations. Professor Plotnick is also the developer of the RDM (Relationship Diagramming Method) variant of CPM Planning and Scheduling Analysis which is currently being adopted by software vendors such as Oracle/Primavera starting with the high end, risk analysis product, Pertmaster (version 8.2 et seq.) Read More Read Less