 Alexander A. Gurshtein

Alexander Aronovich Gurshtein (, "Aleksandr Aronovich Gurshteyn"; February 21, 1937 – April 3, 2020) was a Soviet/Russian astronomer and historian of science.Gurshtein earned his Candidate of Science from Sternberg State Astronomical Institute, Moscow in 1966 and a Doctor of Science degree in Physics & Mathematics from Pulkovo Astronomical Observatory in St. Petersburg (1980).