Research on the move: exploring WhatsApp as a tool for understanding the intersections between migration, mobility, health and gender in South Africa.

The success of the pilot indicates that WhatsApp can be used as a tool for data collection with migrant and mobile populations, and has informed the finalisation of the main study. Key lessons learnt included the importance of research design and processes for participant enrolment, and ensuring that the ethical concerns associated with WhatsApp are addressed.