My initial “no way” (perhaps I used a stronger expression) gradually gave way in the face of her cheerful but unwavering determination. For 25 years she has focused almost exclusively on Sagittarius A*—the name of our own local supermassive black hole. Andrea did her work at the W.M. Keck Observatory’s twin telescopes on Maunakea, Hawai’i, in the calm and clear air almost 14,000 feet above the Pacific Ocean. No surprise: Andrea immediately switched to using AO for her work.