March 21 at Barnes & Noble, 2289 Broadway, at 82nd St. (212-362-8835); free
The onetime Nixon administrator and CBS commentator discusses his latest book, American Theocracy: The Peril and Politics of Radical Religion, Oil, and Borrowed Money in the 21st Century.
March 15 at Makor, 35 W. 67th St., nr. Central Park W. (212-601-1000); $16
Bush biographer and political-science professor Renshon outlines the ideas chronicled in his latest work, The 50% American: Immigration and National Identity in an Age of Terror.