Before that, he represented consumers in various settings, from insurance to cable television to telephone utilities. In 1993, he and co-counsel from the ACLU obtained an injunction against cable company censorship of leased and public access channels in San Francisco. He got his start as a media activist at Public Media Center, working on Fairness Doctrine issues. He has published on net neutrality, and on comparative free speech law, including Constitutionalizing Communications in 2010 and the forthcoming Information Freedom.