Design in Technology is the ‘leitmotiv’ of John Maeda. Here are the slideshares of the last 3 reports and a few books he has published. A great read for designers, business people and the curious digital mind.
Here to the website of The Laws of simplicity
For people who have absolutely no time to read a book (also if it is only 100 pages), here is a Mindmap with the essence of the book:
Creative Code was the first book I have read about generative design. This was even before processing.org was invented/developed.