In Berlin, contemporary art collector Erika Hoffmann talks about her love for artists who question traditional forms and take the risk of inventing new genres. For this conversation, we take you inside the famous Sammlung Hoffmann, the Hoffmann Collection, to learn what compelled Erika and Rolf Hoffmann to collect the work of Marcel Broodthaers, John Cage, and Katharina Grosse, among many other highly reputed artists from around the world.

Sound Editor: Kris McConnachie | Piano improv courtesy free John Cage Prepared Piano app, 2012