Oil and gas entrepreneur T. Boone Pickens will headline People Co.'s 2014 Land Investment Expo, which is set for Jan. 24 at the Sheraton West Des Moines Hotel. Cited by President Barack Obama for his leadership in developing The Pickens Plan for America's energy future, the entrepreneur and visionary has long been an advocate for harnessing domestic alternatives and developing even greater new technologies. He is frequently identified as one of the richest people in the world by Forbes magazine. Click here for more information about the Land Investment Expo.