Hugh McGuire (Founder of Pressbooks, Executive Director of the Rebus Foundation) has been building open publishing communities and technologies on the web since 2005. He is the founder of LibriVox.org (a volunteer community of audiobook publishers), Pressbooks.org (open source, open textbook publishing software), and co-founder of the Rebus Community (a community and platform built to foster collaboration on publishing open textbooks). He can be found, sometimes, on Twitter at @hughmcguire.