Michael Pederson began his urban mischief in 2013, but not many of his works last more than a month. “I think we travel through urban space without really seeing it most of the time,” Pederson told CityLab. “I like the idea of interfering with the overly familiar background blur … Ideally with something a passerby might see out of the corner of an eye.” More info: miguelmarquezoutside.com