Gavin Ambrose & Michael Salmond 
Fundamentals of Interactive Design [PDF ebook] 

This book will help you design media that engages, entertains, communicates and 'sticks’ with the audience. Packed with examples of groundbreaking interactive design, this book provides a solid introduction to the principles of interactive communication and detailed case studies from world-leading industry experts.The Fundamentals of Interactive Design takes you step by step through each stage of the creative process from inspiration to practical application of designing interfaces and interactive experiences. With a visually engaging and exciting layout this book is an invaluable overview of the state of the art and the ongoing evolution of digital design, from where it is now to where it’s going in the future.