James Pinkerton, a graduate of Stanford University and a contributor to the Fox News Channel, worked in the White House under presidents Ronald Reagan and George H.W. Bush, and also in the 1980, 1984, 1988, and 1992 Republican presidential campaigns. He has been a columnist for Newsday since 1993. He is the author of What Comes Next: The End of Big Government--And the New Paradigm Ahead. His pro change remarks in a USA Today editorial on the Posse Comitatus Act appear contradictory to the title of his book.