Dr. Harvey Tananbaum, for many years the Director of NASA’s Chandra X-Ray Observatory, was also a graduate of Bennett High School.
Dr. Tananbaum also has the distinction of having been photographed studying at the Grosvenor Library in April of 1960.
Read more about Dr. Tananbaum’s career with NASA in this interview where he also discusses briefly his life in Buffalo, here: http://www.aip.org/history/ohilist/25491_1.html