31 volts talk service design service designredjotter6 September 200931 volts, david townson, marcel zwiers, new discipline, service design Comments
31Volts amsterdam adventure, service designredjotter3 September 200831 volts, amsterdam, marc, marcel, tool, utrechtComment
Time for a picnic amsterdam adventure, service designredjotter25 August 200831 volts, design thinkers, event, experience, picnic, service design Comment
