After nearly twenty years of pattern mining, many important areas in software development and beyond are covered by patterns. At the same time, many new areas have emerged for which no or few patterns have been documented yet. In which areas are patterns still missing?
With this question in mind, an open space session was held at the EuroPLoP 2012 pattern conference. Andreas Rüping, who moderated the session, summarized the propositions that were made by the participants.