(The Tenth King of Chess. Boris Spassky: Life and Work). The book contains a biography and 70 deeply annotated games of Boris Spassky. Index of players and openings, career record, tournament crosstables, bibliography.The games are analysed by the 1993 Russian Champion, well-known author and theoretician GM Alexei Bezgodov, and also by GM Dmitry Kryakvin and well known author FM Steve Giddins. The essay on Spassky's life and his sporting career full of ups and downs was written by Dmitry Oleynikov, curator of the Chess Museum of the Russian Chess Federation. The foreword was written by Vladimir Kramnik. Boris Spassky, 1937-2025, was one of the most popular chess players in history, a player with a very universal style; he defeated Tigran Petrosian in 1969 and became the tenth world champion, a title he lost in 1972 when he was defeated by Bobby Fischer in a famous match. Further information about the book is available at publisher's website ruchess.ru.