This manual aims to develop awareness, reinforce knowledge, and assist those designing, implementing, or managing programs for children and youth affected by poverty, HIV and AIDS, and other diseases. This attractive and heavily illustrated book is divided into four sections: foundations, planning, implementation, and sustainability. It includes a basic primer on child development and introduces all areas of practice that program managers need to know. Novice as well as experienced managers will benefit from the manual's practical information, step-by-step guidance, lists of recommended readings and toolkits, and clear explanations of key concepts derived from the latest research and from FHI's experience with programs for vulnerable children and youth worldwide.