The contents of this work have been adapted from the following Open Resources:
Changes to the original works were made by Dr. Linda R. Cote, Professor of Psychology, Marymount University, Arlington, Virginia; Dr. Rupa G. Gordon, Associate Professor of Psychology, Augustana College, Rock Island, Illinois; Dr. Chrislyn E. Randell, Professor of Psychology, Metropolitan State University of Denver, Denver, Colorado; Judy Schmitt, Reference Librarian, University of Missouri–St. Louis; and Helena Marvin, Reference Librarian, University of Missouri–St. Louis. Materials from the original sources have been combined, reorganized, and added to by the current authors, and any conceptual, mathematical, or typographical errors are the responsibility of the current authors.
Cover image: “A Crushing Decision” by Lew (tomswift) Holzman/Flickr is licensed under CC BY-NC-ND 2.0.
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