Who is Akira Kirosawa from Flashback: A Brief History of Film and what is their importance?

Akira Kirosawa, known as "The Emperor" in Japanese film circles, was known for his artistic talent and uncompromising standards. He treated everyone equally, and focused on human emotions in his films. He was well known for being a master of the widescreen and made use of cinematic sound to enhance an image...... not just add to it.