IADC appoints new editor for Terra et Aqua January 6, 2021, posted by Zlatan Hrvacevic Sarah Nunn has been appointed as the new editor of Terra et Aqua, the quarterly journal founded in 1972 by the International Association of Dredging Companies (IADC). Sarah grew up in the United Kingdom and has worked in publishing for over 20 years. She has held several roles such as Senior and Managing Editor, Communications Advisor and Senior Project Manager. She started her career as an editor in London at Dorling Kindersley and later worked for the BBC before moving to the Netherlands in 2004. Since then she has worked in corporate communications for both design agencies as well as large multinationals such as Shell.