In a 2008 interview with Amy Goodman on Democracy Now!, he described himself as a "communist in a qualified sense," and in another appearance in October 2009 he described himself as a "radical leftist."
I en intervju med Amy Goodman 2008 i New York-radioprogrammet Democracy Now! beskrev han sig själv som en communist in a qualified sense, vid ett senare tillfälle (oktober 2009) i samma radioprogram beskrev han sig själv vänsterradikal.