"This book provides an overarching framework based on an ecological approach for designing and impllemetning HIV/AIDS intervention with longer-term, community impact. It explains the basic aspects of this ecological perspective and provides examples of how it works."--Adolescence"This book provides an overarching framework based on an ecological approach for designing and impllemetning HIV/AIDS intervention with longer-term, community impact. It explains the basic aspects of this ecological perspective and provides examples of how it works."--Adolescence