General

Don't Make Me Think, Revisited

Rocket Surgery Made Easy

UX Bites - UX Design Book and Freebies

Psychology

100 Things Every Designer Needs to Know about People

Hooked

Thinking, Fast and Slow

Design for Cognitive Bias by David Dylan Thomas

Research

Just Enough Research, 2e by Erika Hall

Design

You Can Draw in 30 Days

Interaction of Color

Layout Essentials

About Face 3

Information Architecture for the World Wide Web

Product Design for the Web

Art Direction for the Web

Process / Strategy

Undercover User Experience Design

Lean UX

Soft Skills

Articulating Design Decisions

Thanks for the Feedback

Inclusion

Mismatch

Accessibility for Everyone

Inclusive Design for a Digital World: Designing with Accessibility in Mind (Design Thinking)

Technically Wrong: Sexist Apps, Biased Algorithms, and Other Threats of Toxic Tech