Arnoud Molenaar is the Chief Resilience Officer of the City of Rotterdam. After attending the University of Utrecht, graduating in Physical Geography, he started his career with several ambitious trainee posts and jobs in France, New Zealand and the Netherlands. As deputy head of the Rotterdam Water Management Department he was responsible for Rotterdam’s urban water management and the Waterplan2. In 2008 he was appointed Manager of the ambitious Rotterdam Climate Proof program. In this context he initiated the international Connecting Delta Cities network as part of the C40, became regional coordinator within the Dutch research program Knowledge for Climate and was responsible for the design and implementation of the Rotterdam Adaptation Strategy. He successfully led the City of Rotterdam towards a leading position on innovative urban water management and climate adaptation, which resulted in 2013 in an European Peer City status. Arnoud is first editor of the third Connecting Delta Cities book Resilient Cities and Climate Adaptation Strategies which was launched early 2014, he also was member of the Steering Committee of the international conference Deltas in times of Climate Change 2014. In September 2014 he has been appointed as Chief Resilient Officer at the City of Rotterdam pioneered by the Rockefeller Foundation. Most recently the Rotterdam Center for resilient Delta Cities was launched under his leadership. In May 2016 he launched the integrated Rotterdam Resilience Strategy.