"Designing Interfaces: Patterns for Effective Interaction Design 3rd Ed 2020 PB" is a textbook authored by Jenifer Tidwell, Charles Brewer, and Aynne Valencia. It focuses on the subject areas of Computers, Mathematics, and Software Development & Engineering, with a specific emphasis on User Interfaces. The book is written in English and published by O'Reilly Media, Incorporated in the United States. With a total of 599 pages, this textbook provides a comprehensive look at patterns for effective interaction design, making it a valuable resource for students and professionals in the field of human-computer interaction.