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![Professor Valerie Nelson](https://nri.org/images/images/staff-portraits/Valerie-Nelson.jpg)
Professor Valerie Nelson
Professor of Sustainability and Political Ecology
Livelihoods and Institutions Department
+44 (0)1634 88 3156
![Dr Charoula K Nikolaou](https://nri.org/images/images/staff-portraits/Dina-Nikolaou.jpg)
Dr Charoula K Nikolaou
Research Fellow in Public Health Nutrition
Food and Markets Department
+44 (0)1634 88 3269