Born in Sweden in 1979, Wennman has been working as a photojournalist since the age of 17 when he started his career with a local Swedish newspaper, DalaDemokraten.
Wennman has worked in more than 80 countries, covering everything from the US election to the refugee crisis in Africa, Middle East and Europe.
The five-times Photojournalist of the Year has won more than 80 awards, including six World Press Photo awards, all in different categories. He was named by the Red Cross as its Journalist of the Year for 2017.
Wennman is gaining a reputation as a filmmaker as well as a photographer. His short film Fatima’s Drawings, where a now safe refugee child reflects on her escape through her drawings, won the best digital storytelling award at Visa D’or in Perpignan in 2016.
He has had numerous exhibitions, with his most recent, Where The Children Sleep, having toured 17 countries around the world. He has also exhibited in the Capitol building in Washington DC and in the United Nations building in New York.
In 2018 Wennman had his first cover story in National Geographic Magazine.