Grand Canyon: A Different View has an essay from what American young earth creationist and geophysicist?
Grand Canyon: A Different View:  The book features a series of photographs of the Grand Canyon illustrating 20 essays by creationists Steve Austin, John Baumgardner, Duane Gish, Ken Ham, Russell Humphreys, Henry Morris, John D. Morris, Andrew A. Snelling, Larry Vardiman, John Whitcomb, and Kurt Wise. John Baumgardner: John R. Baumgardner is an American young earth creationist and geophysicist.
John Baumgardner