Bob was the "Monday Academic" at the Australian Medical Students' Association National Conference.
"Dr Bob, who finished Sydney University Medical School in 1967, addressed 800 at the Australian Medical Students Association in Adelaide.
Besides showing film of Sea Shepherd's courageous crews saving whales from the Japanese whale killers, Bob talked about his transition from people doctor to Earth doctor. "Our wellbeing totally depends on the wellbeing of Earth's biosphere", but that biosphere is being trashed at the greatest rate in human history.
"They're fantastic!" Bob said of the AMSA throng. "