In 1905 he spent a year studying under [[Wilhelm Herrmann|Johann Wilhelm Herrmann]]. Like [[Karl Barth]], he later rejected such [[Liberal Christianity]] teachings, though Barth's work would be seen as fundamentally different in nature and came to be known as the [[neo-orthodoxy]] movement. Machen's 1923 book ''Christianity and Liberalism'' is considered a classic work of [[Fundamentalism|Anti-Modernist]] thought. Machen maintained that theological liberalism was both un-Christian and unscientific.<ref> Chapter 19 "The Fundamentalist and Neo-Evangelical Traditions" in [http://books.google.com/books?id=e7BXpAsDXh0C&pg=RA1-PA352&vq=Fundamentalist+fanatic&source=gbs_search_r&cad=1_1#PRA1-PA357,M1 ''American Religious Traditions: The Shaping of Religion in the United States''], Richard E. Wentz, Fortress Press, 2003, ISBN 0-8006-3616-3</ref>. His book was the conservative response to [[Harry Emerson Fosdick]]'s 1922 sermon “Shall the Fundamentalists Win?” and the book ''Christianity and Progress''. | In 1905 he spent a year studying under [[Wilhelm Herrmann|Johann Wilhelm Herrmann]]. Like [[Karl Barth]], he later rejected such [[Liberal Christianity]] teachings, though Barth's work would be seen as fundamentally different in nature and came to be known as the [[neo-orthodoxy]] movement. Machen's 1923 book ''Christianity and Liberalism'' is considered a classic work of [[Fundamentalism|Anti-Modernist]] thought. Machen maintained that theological liberalism was both un-Christian and unscientific.<ref> Chapter 19 "The Fundamentalist and Neo-Evangelical Traditions" in [http://books.google.com/books?id=e7BXpAsDXh0C&pg=RA1-PA352&vq=Fundamentalist+fanatic&source=gbs_search_r&cad=1_1#PRA1-PA357,M1 ''American Religious Traditions: The Shaping of Religion in the United States''], Richard E. Wentz, Fortress Press, 2003, ISBN 0-8006-3616-3</ref>. His book was the conservative response to [[Harry Emerson Fosdick]]'s 1922 sermon “Shall the Fundamentalists Win?” and the book ''Christianity and Progress''. |