Pierre Rehov is a person who makes movies about serious things that happen in the world. He goes to different places and talks to people to learn more about these things. Then he makes a movie to teach other people about these things too. Some of the topics he talks about are war, terrorism, and human rights. He wants people to understand what is happening in the world and how they can help make things better. He is like a teacher who uses movies to teach others about important things.