Foraging is a fantastic way to learn about the urban natural habitat and cultivate our local food sources. It is also becoming a fashionable urban treasure hunt. Artist and Guerrilla Grafter Margaretha Haughwout shares some simple gestures that can generate as well as preserve the urban commons, urban agriculturalist Antonio Roman-Alcalá takes a critical look at privatization of the urban wild and the groundwork laid by grassroots activists.