• Is relevant in multiple developing country settings.
• Constitutes transformative rather than incremental improvements, and is deliverable and scalable in low-income countries.

All submitted concepts should be:

• Clearly articulating an answer to the Challenge question.
• Addressing a problem that is pressing and real by articulating the gap this idea is filling.
• New or in early stages of development, but related to the core competencies of your organization or group.
• Submitted by organizations or groups that have worked in their sector for at least one year.
• Implemented in low resource settings. While the Gates Foundation and Challenge team are interested in innovations implementing in (or translatable to) the East African region, we are considering applicants from all geographical regions.

• Does not increase burden upon frontline health workers.
• Minimizes perverse incentives (including incentives for falsification).

• Approaches not directly relevant to low-income settings.
• Approaches reliant upon financial incentives.
• Solutions focused on SMS reminders.
• Approaches that rely on traditional information, education, communication approaches.