O
![Mohammed Aman Ogeto](https://nri.org/images/images/staff-portraits/00-silhouette.png)
Mohammed Aman Ogeto
![Dr Uche Okpara](https://nri.org/images/images/staff-portraits/Uche-Okpara.jpg)
Dr Uche Okpara
Senior Lecturer in Climate Change, State Fragility and Conflict, and UK Research and Innovation Future Leaders Fellow
+44 (0)1634 88 3693
![Katy Oliver](https://nri.org/images/images/staff-portraits/Katy-Oliver.jpg)
Katy Oliver
Executive Officer
+44 (0)1634 88 3297
![Lydia O’Meara](https://nri.org/images/images/phd-portraits/Lydia-OMeara.jpg)
Lydia O’Meara
![Professor G W Otim-Nape](https://nri.org/images/images/other-portraits/Otim-Nape.jpg)
Professor G W Otim-Nape
Visiting Professor of Agricultural Innovation Systems
+44 (0)1634 88 3199
![Dr Gideon Edu Onumah](https://nri.org/images/images/staff-portraits/Gideon-Onumah.jpg)
Dr Gideon Edu Onumah
Principal Agricultural Marketing and Finance Economist
+44 (0)1634 88 3263
![Catherine Onyenso](https://nri.org/images/images/staff-portraits/00-silhouette.png)
Catherine Onyenso
![Dr John E Orchard](https://nri.org/images/images/staff-portraits/John-Orchard.jpg)
Dr John E Orchard
Visiting Fellow
+44 (0)1634 88 3199