Viktor Korchnoi (1931-2016) was one of the best chess players of the second half of the 20th century. Korchnoi belonged to world's best players for decades, he almost became world champion, for his uncompromising style he was called Viktor the Terrible. After emigration from the Soviet Union in 1976, he spent the second half of his life in Switzerland, and his personal life was as exciting as the chess one. Genna Sosonko, who is considered as one of the best chess writers, tells about Korchnoi's life and brings a lot of information that has not previously been published. Sosonko had known with Korchnoi for decades, they were friends, he was also his second. The book is without games. 2 pictures. Further information about the book is available at elkandruby.com