Dr Defeo has been active in the field of marine sciences since receiving his PhD in 1993. His fields of interest are human impact in coastal marine communities and populations, stock assessment and management, population dynamics of exploited marine stocks and sandy beach ecology. He has won many awards for his research and consultancy work, including the 2010 Elsevier Scopus Prize for Uruguay. He has published over 130 works to date. Dr McLachlan has had a long and established career in beach ecology. He has worked around the world and has headed up multiple departments and research institutions including: the Director for the Institute for Coastal Research, Chair of the Dept. of Zoology and has held a number of Dean positions at Sultan Qaboos University in Oman. He has over 90 publications to date.