One week before the seventh anniversary of 9/11, the Zelda Martin Cozean Lecture Series, coordinated by Mineral Area College Foundation, will feature as its guest lecturer the former director of the North American Aerospace Defense Command (NORAD), Gen. Ralph E. "Ed" Eberhart. He will share his knowledge and views about the present state of the nation's security at the Centene Center in Farmington, at 7 p.m., Thursday, Sept. 4. He will be introduced that evening by Missouri National Guard's Major Gen. King E. Sidwell. The lecture is free and open to the public. For more information, call (573) 518-2146 or (573) 518-2114.