This article is the first of three brief commentaries on this volume. The authors are highly influential pioneers in the study of youth mentoring relationships, and their contributions helped shape the focus of the conceptual framework featured in the opening article by Karcher and Nakkula. Their commentary sheds light on the history of key issues…

Drawn from the experiences of the Cornell Youth and Work Program, a 4-year demonstration project that adapted elements of European apprenticeship in the United States and emphasized opportunities for youth to learn at work, this guide is written for people in workplaces and schools who plan, direct, or evaluate work-based learning opportunities…