'Role of Engineers in the New Building Construction Act 2006', delivered at a workshop organized by the Institute of Engineers, Ramna, on 23 September 2006. 'Urban Development Crises and Implication of FAR', delivered at a round-table meeting, organized by the Institute of Architects, Institute of Engineers, Bangladesh Institute of Planners, REHAB (Real Estate and Housing Association of Bangladesh), and BAPA, at Pan Pacific Sonargaon Hotel, on 14 September 2006.