John Heilemann
Acting
January 23, 1966 (59 years old)
Los Angeles, California, USA
Biography
John Arthur Heilemann is an American journalist and national-affairs analyst for NBC News and MSNBC. With Mark Halperin, he co-authored Double Down and Game Change, books about presidential campaigning. Heilemann has formerly been a staff writer for New York, Wired, and The Economist.
