A short list for starters. Bear with us as we add to this over time.

General reference

Goodwin, K. (2009). Designing for the Digital Age: How to Create Human-Centered Products and Services. Wiley.

Research

Goodman, E., Kuniavsky, M., & Moed, A. (2012). Observing the User Experience, Second Edition: A Practitioner’s Guide to User Research (2nd ed.). Morgan Kaufmann.

Hall, E. (2010). Just Enough Research. New York: A Book Apart.

Internet of Things, Ubicomp, and so on

Greenfield, A. Everyware: The Dawning Age of Ubiquitous Computing

Holmquist, L.E. (2012). Grounded Innovation: Strategies for Creating Digital Products. Morgan Kaufmann.

Kuniavsky, M. (2010). Smart Things: Ubiquitous Computing User Experience Design: Ubiquitous Computing User Experience Design. Elsevier.

McCullough, M. (2005). Digital Ground: Architecture, Pervasive Computing, and Environmental Knowing (New Ed). The MIT Press.

Rose, D. Enchanted Objects.

Sterling, B. (2005). Shaping Things. Mediaworks Pamphlet.

Cross-device interactions and interusability

Wäljas, M., Segerståhl, K., Väänänen-Vainio-Mattila, K., Oinas-Kukkonen, H., (2010). Cross-Platform Service User Experience: A Field Study and an Initial Framework. Mobile HCI 2010.

Service design

Polaine, A., Løvlie, L., & Reason, B. (2013). Service Design: From Insight to Implementation. Rosenfeld Media, LLC.

Accessibility and universal design

Sabine Croxford and Cathy Rundle (2015). 35 Questions to ask yourself when designing products for people with sight loss, disabilities, and older people (PDF). Republished with permission from the RNIB.