Usability, User Experience
Information Visualization: Perception for Design by Colin Ware (2012)
Observing the User Experience by Elizabeth Goodman (2012)
The Inmates are Running the Asylum
How Buildings Learn by Stewart Brand (1995)

Systematics: How Systems Work and Especially How They Fail by John Gall (1997)
The Design of Everyday Things by Don Norman (2013)
Don’t Make Me Think by Steve Krug (Revisited Edition, 2014)

Design Patterns
Designing Interfaces by Jennifer Tidwell (2011)
The Humane Interface by Jeff Raskin (2000)
Dark Patterns
Thoughtful Interaction Design by Jonas Löwgren (2007)
Responsive & Mobile-First Web Design
Mobile First by Luke Wroblewski (2011)
Responsive Web Design by Ethan Marcotte (2nd Edition, 2014)
History & Context
As We May Think  by Vannevar Bush (1945)
The Mother of All Demos
Dispersion by Seth Price (2008)
Designing Interactions by Bill Moggridge (2007)
Here Comes Everybody by Clay Shirky (2009)
A Pattern Language by Christopher Alexander (1977)
Finite and Infinite Games by James Carse (2013)
The Death and Life of Great American Cities by Jane Jacobs (1992)
Change Aversion
Designer-Developer Collaboration
Designing Together
Design for Continuous Experimentation
User-Interface Algorithms