Greater Yellowstone Migrations –  multidisciplinary collaboration at its best. Arthur Middleton: Scientist. Working in Greater Yellowstone Ecosystem for nearly a decade. Joe Riis: Photojournalist. Working on this project for three years. Working on capturing migration imagery for nearly a decade. James Prosek: Contemporary Artist. Loves Greater Yellowstone Ecosystem, trout and connectivity. Myself: Filmmaker. Joined the…