His career as a photojournalist has taken him to many places across the globe on both photographic and humanitarian projects, including Gaza, Haiti, Afghanistan and DR Congo. For this series, he was drawn to Kibera in Nairobi, Kenya - Africa’s second largest slum, where he documented its harsh living conditions and the hardships faced by its inhabitants. In addition to over 20 other awards, Als recently received an Honourable Mention in UNICEF Photo of the Year 2009.