from The Magazine ANTIQUES, September/October 2010 | In the following passage from Grant Wood: A Life (Knopf, 2010), R. Tripp Evans’s new biography of the man behind American Gothic (1930), the author examines a critical work from the artist’s mid-career: 1934’s Dinner for Threshers. Fig. 1. Dinner for Threshers by Grant Wood (1891–1942), 1934. Signed and dated “Grant Wood, 1934” …