I am a big fan of books. Here is a list of my favorites.

Interactive Art

This Book is featuring my work – no wonder I like it.

A Touch of Code: Interactive Installations and Experiences

R. Klanten, S. Ehmann, L. Feireiss

amazon.com, amazon.co.uk, amazon.de

A nice overview how algorithms are used for visualization.

Form+Code in Design, Art, and Architecture Design

Casey Reas, Chandler McWilliams, LUST

amazon.com, amazon.co.uk, amazon.de

Electronics

A very practical encounter with electronics – loads of experiments.

Make: Electronics: Learning Through Discovery

Charles Platt

amazon.com, amazon.co.uk, amazon.de

The one starter guide.

Starting Electronics

Keith Brindley

amazon.com, amazon.co.uk, amazon.de

Physical Computing

The standard book from the co-founder of Arduino.

Getting Started with Arduino

Massimo Banzi

amazon.com, amazon.co.uk, amazon.de

Blinking lights are nice – moving parts even nicer!

Making Things Move DIY Mechanisms for Inventors, Hobbyists, and Artists

Dustyn Robert

amazon.com, amazon.co.uk, amazon.de

Tom Igoe is one of the greatest, when it comes to Physical Computing.

Making Things Talk: Practical Methods for Connecting Physical Objects

Tom Igoe

amazon.com, amazon.co.uk, amazon.de

Lots of inspiration, lots of projects.

Practical Arduino: Cool Projects for Open Source Hardware Technology in Action

Jonathan Oxer, Hugh Blemings

amazon.com, amazon.co.uk, amazon.de

I liked to see that there is more then just Arduino and Processing.

Programming Interactivity: Unlock the Power of Arduino, Processing, and OpenFrameworks

Joshua Noble

amazon.com, amazon.co.uk, amazon.de

Usability

I am a fan of small screens (or at least low-res screens).

Designing for Small Screens

Carola Zwick Burkhard Schmitz Studio 7.5

amazon.com, amazon.co.uk, amazon.de

The one book, that every designer, no matter in which field, should have read twice.

The Design of Everyday Things

Donald A. Norman

amazon.com, amazon.co.uk, amazon.de

Misc.

When I have I take pictures. This book has thought me a lot.

The Photographer's Mind: Creative Thinking for Better Digital Photos

Michael Freeman

amazon.com, amazon.co.uk, amazon.de