Relatively new year-round calendars are examined in this book. Chapters deal with the rationale for year-round operation; status, trends, and problems of year-long campus calendars; financial implications of year-round operation; and case studies of selected year-round programs in operation. Fifty-four specific institutions are identified. Educational, administrative, and socioeconomic reasons for offering at least 40 weeks of classes per calendar year are reviewed. The current situation is summarized with the outlook for the future evaluated. Appended is a 21-item annotated bibliography. (LBH)