Fredric L Plotnick, PhD, Esq, PE, is a well known authority on CPM Planning and Scheduling, and the legal impact thereof. Author of CPM in Construction Management with James J O'Brien and Contracts ...

Walter Sobkiw is one of the founding members of the Drexel Systems Engineering Program and is developer and subject matter expert for SYSE 685 Systems Engineering Management, SYSE 688 Systems ...