Association Geology Group in 1991, alongside friends and colleagues of the late Professor Emeritus Edwin Sherbon Hills (1906-1986), a distinguished scientist and internationally renowned geologist. He was known as an innovative, eclectic and multidisciplinary scientist who produced more than 130 important scholarly publications covering fossil fish, acid igneous volcanism, physiography and structural geology. For over four decades he was one of Australia’s most widely known and influential geologists.