"In Nuer culture, children are named in reference to the circumstances surrounding their birth or important events in that period. For instance, the names Unzimai, Riek and Duop literally mean: 'war', 'conflict' and 'born alongside the road'."
When Tomas arrived in South Sudan, he found he was missing one bit of surgeon’s kit. Here he explains how the instruments he ordered mainly as a precaution meant the team had a chance to save a young boy’s life.
"Approximately every ten days, depending on how many international field workers are here, you are on-call. I was so afraid to sleep too deeply and miss a call that I had my radio at top volume next to the pillow."