Alexander is an SEI Affiliated Researcher with SEI Headquarters. He is based in the Netherlands.
Alexander is Strategic Policy Advisor on Global Issues at the Ministry of Foreign Affairs of the Netherlands, working on international issues related to climate, water, food, energy and resources. He collaborates with governments, businesses, think tanks and civil society agencies to find connections between these issues and create solutions for the environmental, resource and demographic challenges of the 21st century.
He gives frequent lectures at universities and conferences on subjects related to water diplomacy, climate change and the impact of climate change on security and development. He has also made a number of presentations on the use of social media in modern diplomacy. Alexander has a network of more than 45.000 followers worldwide on Twitter. In his 25 years of professional experience he often combined his security policy experience with his geography and environmental background. For instance in his work on landmines and explosive remnants of war, while leading the review of the Economic and Environmental Dimension of the OSCE, and in his work on climate change and security.
Alexander was selected as a Yale World Fellow and taught and studied the last semester of 2014 at Yale University. He has been working as a diplomat for the Netherlands Ministry of Foreign Affairs since 1992. Prior to his current position Alexander was Policy coordinator for the Gulf Region. He had postings in Vienna (OSCE), Bonn, and London. At MFA headquarters in The Hague, he also worked for six years in the security department and for several years in the Asia department. Alexander has a MSc in Human Geography from Utrecht University, worked as a journalist and was an officer in the Royal Netherlands Navy before joining the MFA.