Mark Halperin was named editor-at-large and senior political analyst for TIME in April 2007.

Prior to joining TIME, Halperin worked at ABC News for nearly 20 years, where he covered five presidential elections and served as political director from November 1997 to April 2007. In that role, he was responsible for political reporting and planning for the network’s television, radio and Internet political coverage. He also appeared regularly on ABC News TV and radio as a correspondent and analyst, contributing commentary and reporting during election night coverage, presidential inaugurations and State of the Union speeches.