 Shapiro's first book "Unfiltered", containing over 200 previously unreleased writings, was released in 2012 along with his second CD, "Catalyst for Change".In 2014–15, Shapiro appeared in the role of Marc Maron's eccentric neighbor, Bernie, in the IFC comedy series "Maron".Shapiro is mainly known for his stream-of-consciousness monologues on stage that can run for more than an hour, in which he addresses many topics that are controversial or considered taboo by most comedians.