The Great Barrier Reef: What Work Date: Posted on Nov 18, 2014 GuestsDr. David Wachenfeld, Director, Great Barrier Reef Marine Park Authority (GBRMPA) Dr David Williamson, James Cook University (fisheries expert) Professor Bette Willis, Personal Chair in Marine Biology, James Cook University (coral disease expert) Professor Colin Simpfendorfer, James Cook University (shark expert) Professor Terry Hughes FAA, Australian Laureate Fellow, James Cook University (coral reef expert) Description: This hangout will feature world-class marine scientists who will talk about their research and work on the Great Barrier Reef.  Particularly, experts will discuss the 2004 rezoning of the Great Barrier Reef Marine Park and its success (both expected and unexpected), 10 years in the making.