concept & design: Marije ten Brink, www.brinka.nl
concept, technical improvements & website: Thijs Kloosterman (thijskloosterman<at>gmail.com)
concept, generative research & evaluation: Margreet Riphagen (margreetriphagen<at>gmail.com)
concept, Android & server side (API) implementation: Simon Tretter (s.tretter<at>gmail.com)