Sergei Eisenstein was a pioneering Soviet film director and theorist, best known for his innovative techniques in montage. Born on January 23, 1898, he played a crucial role in the development of cinema as an art form, particularly through his influential films like Battleship Potemkin and October. His work emphasized the emotional impact of editing and the power of visual storytelling. Eisenstein's theories on film, particularly his ideas about the collision of images to create meaning, have had a lasting influence on filmmakers worldwide. He believed that editing could evoke strong emotional responses and convey complex ideas, making him a key figure in the history of film theory and cinema.