Rolf was born in Copenhagen, Denmark on 15 Sept. 1944. In 1957, with his family, he emigrated to Canada where he completed his education. He studied geology at the University of Calgary and completed his doctorate in paleontology at the University of Western Ontario. He later taught at the University of Toronto and is now living on Denman Island, British Columbia, where he is doing consulting and writing in his chosen field.
Read more about Rolf and his work at http://www.fossilhut.com/DIRT/rolf_ludvigsen/ .