Stephen Kevin Bannon (born November 27, 1953) is an American media executive, political strategist, pundit and former investment banker. He served as the White House's chief strategist for the first seven months of President Donald Trump's first administration before Trump fired him. He is a former executive chairman of Breitbart News. Since 2019, Bannon has hosted the War Room podcast. Bannon was an officer in the United States Navy between 1977 and 1983, then worked for two years at Goldman Sachs as an investment banker. In 1993, he became acting director of the research project Biosphere 2. He was an executive producer on 18 Hollywood films from 1991 to 2016. In 2007, he co-founded Breitbart News, a website which he described in 2016 as "the platform for the alt-right". In the mid-2010s, Bannon was a vice president of Cambridge Analytica, a firm that collected data on millions of Facebook users, without their informed consent, for use in Trump's campaign and Brexit, in some cases spreading fake news. Later knowledge of this data breach prompted the Facebook–Cambridge Analytica data scandal. In 2016, Bannon became the chief executive officer of Trump's 2016 presidential campaign and was appointed chief strategist and senior counselor to the president following Trump's election. As chief strategist, Bannon urged Trump toward an anti-establishment platform and clashed frequent...