This popular school counseling text helps students understand the components and services that comprise comprehensive school counseling programs in the context of the 21st Century. The fifth edition retains important historical foundations of the school counseling profession while adapting contemporary definitions and terms to describe comprehensive models for the 21st Century. New information has been added about the ASCA National Model as well as other approaches to comprehensive programs. An entire new chapter about diversity and how increasingly diverse populations will influence school counseling programs and the work of counselors in schools expands this new edition. Diagrams, sample forms, figures, and other illustrations throughout the text clarify points of information, provide practical examples, and offer opportunities for class discussion.