Leonard Brand is a Seventh-day Adventist creationist, biologist, paleontologist, and author. He is a professor and past chair of Loma Linda University Department of Earth and Biological Sciences. As a Creationist, he teaches interventionism, a view of history that holds that there is intelligent intervention in history. His desire for respectful dialogue has been welcomed by advocates on both sides of the creation–evolution controversy. He challenges his fellow creationists to use caution when making scientific claims.