Facilitating communication for marginalised communities in Mexico : Designing a progressive web application with a participatory design approach

Sammanfattning: There are areas in Oaxaca, Mexico, where larger telephone operators have refused to install a cellular network, leaving mainly indigenous communities without connectivity. A minor field study was carried out in the affected areas with the aim to build an application tackling some of the existing connectivity problems.I present an application enabling low-cost phone calls through open source mobile networks. The app contains calling and messaging features compatible with residents mobile devices. Dialogues with the users were completed to understand their priorities and practices. A participatory design approach was used throughout the design process to encourage user appropriation. Ideas suggested by the end- users included using symbols for users who could not read and copying features from Mexico’s most popular communication app, WhatsApp. Usability testing showed that the design was usable and additionally allowed for natural dialogue and user appropriation. Furthermore, I discuss opportunities and limitations with the application..