The publication is dedicated to the 60th anniversary of the outstanding mathematician of modern times B. and . Arnold and consists of four parts: biography, selected works on mathematics (theorems, hypotheses, reviews), selected works on mathematics (memories, reflections, journalism), comments . The first part contains biographical information, a list of works, research areas, main results. Scientific articles B. and . Arnold in the second part of the collection cover almost all the most important areas of his research for 40 years. The third part contains works on the methodology of mathematics, the peculiarities of its development, memories of the Teachers. 70 articles that make up the second and third parts of the book were selected by the author himself; 20 works are published in Russian for the first time. The final part of the collection contains a variety of comments . More than 30 photographs and other illustrative materials complement the multifaceted image of Vladimir Igorevich . The book is unique in its composition: for the first time collected together the main works of B. and . Arnold, reviews of his scientific activities, bright journalism, expressing his active civil position, photographs in different periods of his life - give an adequate idea of the scale of creativity and personality of Vladimir Igorevich Arnold .. The publication is intended for a wide range of mathematicians - professionals, teachers, students, as well as all cultural people who are not indifferent to the ways of development of mathematics, to the fate of Russian and world science.