When the U.S. Environmental Protection Agency rejected a request to waive the Renewable Fuel Standard in November 2012, it examined a wide variety of evidence, including modeling of the impact that a waiver would have on ethanol use, corn prices, and food prices.
Joan Magretta, M.B.A., Ph.D., is an award-winning contributor to the Harvard Business Review, where she was the strategy editor during the 1990s. Before that she was a partner at Bain & Company, a leading management consulting firm. Become a Fan.
Joan of Arc (Jeanne dâArc) 1412 â 1431. Saint of the Roman Catholic church and French national heroine. Saint Jeanne dâArc, The Maid of Orleans is a recognized Saint of the Roman Catholic Church. Although she was excommunicated and burned at the stake for heresy by local officials in 1431, central Church officials would later nullify her excommunication, declaring her a martyr unjustly executed for a secular vendetta.