Barry B. Bramble is Vice President and Division Counsel of the construction management and consulting firm, Day & Zimmerman International, Inc., MDC Systems Division. Mr. Bramble has written numerous articles and several books on construction industry topics, and is a member of the Pennsylvania and New Jersey bars, several committees of the American Bar Association, and the Claims Task Force of the Construction Industry Institute.
Mr. Callahan has been involved with the intersection of construction and law for over 40 years. He is president of CCL Construction Consultants, Inc., and he maintains an active international consulting practice in the measurement and responsibility of delay, along with the quantification of additional performance costs and other construction and design-related matters. He is also an independent arbitrator, negotiator, mediator, and consulting expert and witness. Mr. Callahan earned both a J.D. and an LL.M. from the University of Missouri-Kansas City. He was an adjunct professor at the University of Kansas and has lectured throughout the United States, Europe, the Middle East, and the Far East on design and construction claims, their avoidance, and their resolution.