Jaspar Jansen and Jeroen Dellensen call themselves twins who aren’t related but finish each other’s sentences. Based in Duivendrecht, on the outskirts of Amsterdam, the two principals of I29 Interior Architects say they like to push the envelope without falling into chaos. Their interiors for the Dutch nonprofit agency Combiwerk, which trains physically and mentally challenged people so they can integrate into the workforce, combines playfulness and bold visuals, with islands of color the duo likens to secret gardens. Photography courtesy of I29 Interior Architects. +read article