Sahotra Sarkar has published a book on Intelligent Design, that is rather different from other offerings. Sarkar uses the topic as a way to riff off matters of epistemology, the sociology of science and the use of science in society. I haven't seen the published version, but I read an earlier ms copy and on that basis I can recommend it as a more technical and philosophical approach to the topic.
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Sahotra Sarkar (Philosophy of Biology, University of Texas) has revived his blog in response to the creationist takeover of the Texas Board of Education.
Is intelligent design science, or not?
One of the longstanding problems with many ID advocates is their misuse of the work of scientists. Since they've never had any actual ID research to point to, they have instead frequently put out lists of articles that allegedly support their arguments from the mainstream literature.
If you live near Austin, on 9 March there will be A Debate on the History of Life on Earth with Sahotra Sarkar and Paul Nelson.