"We believe that the theory of evolution is a foundational scientific truth, one that has stood up to rigorous scrutiny and upon which much of human knowledge and achievement rests," they wrote.
Catholic experts have also joined the movement.
"The intelligent design movement belittles God. It makes God a designer, an engineer," said Vatican Observatory Director George Coyne, an astrophysicist who is also ordained. "The God of religious faith is a god of love. He did not design me."