Tomasz Rożek, Ph.D. – a leading Polish popularizer of science, doctor of physics, author of books, television and radio programs. Known for his Nauka. To Lubię YouTube channel. For many years, he has been explaining in simple terms to adults and children how the world works. He also runs a popular science website and a publishing house that publishes books and games. In his private life, a fan of sailing and motorcycles.