Mark Perakh, professor emeritus of mathematics at California State University, Fullerton (used briefly; not this article)
"Intelligent design theory" in Tom Flynn and Richard Dawkins. The New Encyclopedia of Unbelief, Prometheus Books, 2007.
Robert Pennock, professor of philosophy at Michigan State University (expert witness in Kitzmiller v. Dover); mentioned in the article as one of the expert witnesses; used as a source in passing, quoted in a footnote
Intelligent design creationism and its critics, 2001
Tower of Babel, 2000
"God of the Gaps" in Scientists confront creationism, Intelligent Design and beyond 2007
Michael Ruse, professor of philosophy at Florida State University (expert witness in Edwards v. Aguillard)
The Panda's Black Box, 2007
The Evolution Wars: Guide to the debates, 2009
"Modern biologists and the argument from design" in Neil A. Manson (ed.). God and Design. Routledge, 2003.
Michael Behe, professor of biochemistry at Lehigh University (not a philosopher, but included in philosophy books about ID)
"The modern intelligent design hypothesis" in Neil A. Manson (ed.). God and Design. Routledge, 2003.
William Dembski, research professor philosophy at Southern Baptist Theological Seminary (seems to be used as a source of various statements, but not as a source for ID?)
"The chance of the gaps" in Neil A. Manson (ed.). God and Design. Routledge, 2003.
Steve Fuller, professor of sociology at the University of Warwick (expert witness in Kitzmiller v. Dover); mentioned in the article as one of the expert witnesses, but not used as a source