Urban Reproductive Health

Unlocking personal and community potential.

Healthier Cities

Enabling sustained health and economic growth.

Business 'Unusual'

Modeling innovative development financing.

The Challenge Initiative – Empowering Local Governments

Led by the Bill & Melinda Gates Institute for Population and Reproductive Health at Johns Hopkins Bloomberg School of Public Health, The Challenge Initiative is a “business unusual” platform that empowers local governments to rapidly and sustainably scale best-practice health interventions to benefit urban poor communities.

Our Regional Accelerator Hubs

Our Partners

Learn more. Get involved. Meet the challenge.