About the book: 1962 / A talented popularizer of science, author of the famous work "From Heraclitus to Darwin" - V.V. Lunkevich in the last years of his life worked on preparation for the publication of a manuscript about the struggle of outstanding thinkers and scientists of antiquity, the Middle Ages and modern times against superstition, obscurantism of religion and ignorance of churchmen. Death prevented him from finishing his work. His book is now ready for publication. This was done by the wife of the deceased, Candidate of Medical Sciences A. M. Lunkevich and Candidate of Economic Sciences D. M. Brailovsky. Written in the figurative language of a talented popularizer, the book will be of interest to the widest circles of readers.