BANGOR – Habib Dagher, a professor of civil and structural engineering at the University of Maine, will be the featured speaker at a meeting of the Action Committee of 50 at 7:30 a.m. Friday, June 16, at the Center for Family Business, Husson College, Bangor. Dagher heads the effort to develop cost-effective, high-performance hybrid composite materials for construction applications. For information about the breakfast, call Jane Black at 974-3205.