User Participation through WhatsApp - Mobile Instant Messaging as a Medium for Distributed Co-design. - Pietari Keskinen; Karin Amukugo Fröhlich; Portia D. Singh; Antti Pinomaa; Sandhya Menon; Bandna Kumari; Shyam Kumar Masakapalli; Marko Nieminen; Yvonne Dittrich (Conference on Designing Interactive Systems, 2024)