The third AAPS all-schools conference was held from 16 to 18 October 2012 in Nairobi, Kenya. This event was funded by Cities Alliance. Keynote speakers included Sheela Patel (SDI), Winnie Mittulah (WIEGO) and Bernhard Barth (UN-Habitat). A total of 58 people attended the conference, representing 43 planning schools, alongside 2 representatives of SDI, 1 of the Ugandan Slum Dwellers Federation and 3 of Mungaano Support Trust (Kenyan SDI affiliate). The conference programme included: discussions on the concluded AAPS-SDI studios (Day 1); field trips and discussions around possible collaborative research interests (Day 2), and discussion of AAPS curricular projects and future organizational planning (Day 3).