This is an introductory textbook in logic and critical thinking. The goal of the textbook is to provide the reader with a set of tools and skills that will enable them to identify and evaluate arguments. The book is intended for an introductory course that covers both formal and informal logic. As such, it is not a formal logic textbook, but is closer to what one would find marketed as a critical thinking textbook. Downloadable as a pdf file.
This is a personality theory textbook, with an emphasis on culture. In addition to traditional topics, chapters on Eastern and religious perspectives as positive approaches to adult personality development are included. There are also two appendices, one on personality disorders and another on African perspectives on personality.
This is an OER textbook for Positive Psychology. It takes an historical approach and includes a section on areas in which a positive approach to psychology is most needed (e.g., the field of disability studies).