This is a collection of the articles and papers of Dr. Akhtar Hameed Khan, the recipient of a number of national and international awards for his pioneering work in community development among the poor and downtrodden. Among his contributions, he is best-known for the brilliantly successful Orangi Pilot Project, Karachi, and the replication of the project that is helping whole communities to overcome problems relating to sanitation, housing, health, education, and employment.