About the Book


Abnormal Psychology, by Jorden A. Cummings (Associate Professor, Department of Psychology, University of Saskatchewan), has been created from a combination of original content and materials compiled and adapted from several open educational resources (OERs), including Source Chapters from:

Attributions are more clearly delineated in the Source Chapter Attributions area of this book, including descriptions of which sections were edited prior to their inclusion.

All original and revised content is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. Under the terms of the CC BY-NC-SA license, you are free to copy, redistribute, modify or adapt this book as long as you provide attribution. You may not use the material for commercial purposes. If you remix, transform, or build upon the material, you must distribute your contributions under the same license as the original. Additionally, if you redistribute this textbook, in whole or in part, in either a print or digital format, then you must retain on every physical and/or electronic page an attribution to the original author(s).

The Self-Tests provided with each chapter are a new addition for this book; these were created using the H5P plugin for WordPress, and are available for others to download and use in their own instances of WordPress or Pressbooks.

OERs are defined as “teaching, learning, and research resources that reside in the public domain or have been released under an intellectual property license that permits their free use and re-purposing by others” (Hewlett Foundation). This textbook and the OERs from which it has been built are openly licensed using a Creative Commons license, and are offered in various digital and e-book formats free of charge. Printed editions of this book can be obtained for a nominal fee through the University of Saskatchewan bookstore.

Cover Attribution

Cover image by Steve Johnson on Unsplash. Cover design by Rob Butz


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Abnormal Psychology Copyright © 2020 by Jorden A. Cummings is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.

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