Julian Pepperell, PhD, is one of the best-known marine biologists in the world and a leading authority on marlin, sailfish, tuna, and sharks. He has conducted research on these fishes in partnership with governments across the globe for over thirty years and is an adjunct professor at a number of universities. He is past president of the Australian Society for Fish Biology and recipient of the prestigious Conservation Award from the International Game Fish Association. Guy Harvey is a unique blend of artist, scientist, diver, angler, and conservationist. In 1999 he collaborated with the Oceanographic Center of Nova Southeastern University to create the Guy Harvey Research Institute, providing scientific information for effective conservation and restoration of fish biodiversity.