Robert Lopez

Robert Lopez (born February 23, 1975), also known as Bobby Lopez, is an American songwriter. He is best known for co-creating "The Book of Mormon" and "Avenue Q".
He also co-wrote the songs heard in the Disney computer-animated movies "Frozen", its sequel, "Frozen II", and "Coco", with his wife Kristen Anderson-Lopez. 
He is one of the few people who have won an Emmy, a Grammy, an Oscar and a Tony Award and is the only person to win each award twice.