Alexander Konstantinopolsky

Alexander Markovich Konstantinopolsky was a Soviet chess player, trainer and writer. He was a five-time champion of Kiev, and trained the world title challenger David Bronstein from a young age. He was awarded the title of International Master (IM) by FIDE in 1950, won the first Soviet Correspondence Chess Championship in 1951, earned the IM title at correspondence in 1966, and earned the title of Honorary Grandmaster in 1983.