Michael Brian O’Hara is a retired corporate senior business executive who has more than forty years of experience in the food, agricultural, and energy industries. He taught elemen...mehr sehenMichael Brian O’Hara is a retired corporate senior business executive who has more than forty years of experience in the food, agricultural, and energy industries. He taught elementary school early in his career. O’Hara has written speeches for executives and has written many articles that have appeared in business publications.weniger sehen