John Heilemann
01/23/1966 , (58 years old) in Los Angeles, California, USA
Known for department
Acting
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.