Azarya Polikarov was born in Sofia on October 9, 1921. Through the many stages of politics, economy, and culture in Bulgaria, he maintained his rational humanity and scientific curiosity. He has been a splendid teacher and an accomplished critical philosopher exploring the conceptual and historical vicis- situdes of physics in modern times and also the science policies that favor or threaten human life in these decades. Equally and easily at home both within the Eastern and Central European countries and within the Western world. Polikarov is known as a collaborating genial colleague, a...