McCullough is the author of three widely read books on digital design: Digital Ground (2004), Abstracting Craft (1996), and Digital Design Media (1991, with William Mitchell). He is currently at work on a book about attention and ambient information, (Ambient Commons, MIT Press, 2012). Prior to joining Taubman College in 2001, McCullough taught at Carnegie Mellon University, and for ten years at Harvard Graduate School of Design. As his writings are often used in design teaching, McCullough has given invited lectures in more than 15 countries.