This general guide presents an overview and explains the rationale of the teaching approach of the "Public Issues Series," units produced by the Harvard Social Studies Project to help students in grades 9-19 analyze and discuss human dilemmas related to public issues. (A detailed report on the nature, development, and evaluation of the Harvard Social Studies Project can be found in ED 033 969.) The "Public Issues Series" itself is composed of the individual units, focusing on controversial issues, which are listed below as TE 499 865 through TE 499 888. Each of these units contains case studies and is accompanied by objective tests and a teaching guide that contains suggestions about issues, themes, modern analogies, and supplementary activities. The general guide and each of the units are available from American Education Publications, Education Center, Columbus, Ohio 43216, at $0.35 a copy; minimum order is 10 units. "Cases and Controversy" is free with a 10-book order. (LK)