A detailed study of the fourth world champion. The first volume of the monograph by Grandmaster A. Kotov is dedicated to the life and work of the great Russian chess player Alexander Alekhin. The author talks about the sports and life paths of the world champion, gives an analysis of his work, his contribution to the theory of openings, considers combinations and tactical attacks, various ways of attacking the king. Commented games open the creative laboratory of a brilliant chess player. The book is designed for qualified chess players.