Lubomir (Lubosh) Kavalek (Czech: Lubomír Kaválek, born August 9, 1943) is a Czech-American chess player. He was awarded both the International Master and International Grandmaster titles by FIDE in 1965. He won two Czechoslovak and three U.S. championships, and was ranked as the world’s no. 10 player in 1974. He also won the 1981 West German Championship, thus making him one of a few players to win the national championship of three different countries. He was inducted into the World Chess Hall of Fame in 2001. Kavalek is also a chess coach, organizer, teacher, commentator, author and award-winning columnist. Wikipedia
Who is popular today?