>> there are some people in this profession that really, truly believe that it is, there's something morally wrong with selling a fossil. >> i was indoctrinated as an undergrad, that if you don't have a ph.d, you have no right to a collect dinosaurs. and i heard about them. phi and peter larson collecting fossils and i was told, these are pirates! and i visited pete larson and i visited the black hills institute. and they weren't pirates at all. they had techniques they taught my crew. they were better than my crew. >> you have academias and these fiefdoms. and now here's these really great paleontologists that don't need that system. >> back in the day in the early 1900s commercial directors, quote unquote, were filling museums with pesmspecimens and hand in hand with, quote, academic people. that was an okay relationship. around in the '70s and '80s, that changed. >> 1980s, we're already seeing this schism between professional commercial collectors versus professional research collectors.