Gustaaf Hallegraeff is an authority on harmful marine microalgae and their impacts on the seafood industry. He is now Emeritus Professor at the Institute for Marine and Antarctic Studies at the University of Tasmania, following positions as Head of the School of Plant Science, and as a principal research scientist at CSIRO. He was awarded the Eureka Prize for Environmental Research and, in 2014, the Yasumoto Lifetime Achievement Award by the International Society for the Study of Harmful Algae. He has also contributed to a number of handbooks on harmful marine microalgae.