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Bill & Melinda Gates Foundation

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Grand Challenges is a family of initiatives fostering innovation to solve key global health and development problems. Each initiative is an experiment in the use of challenges to focus innovation on making an impact. Individual challenges address some of the same problems, but from differing perspectives.

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All Children Thriving - Brazil

Grand Challenges Brazil
4 Nov 2014

All Children Thriving - India

Grand Challenges India
4 Nov 2014

All Children Thriving - South Africa

Grand Challenges South Africa
4 Nov 2014
Healthy Birth

Creating and Measuring Integrated Solutions for Healthy Birth, Growth, and Development

Grand Challenges
4 Nov 2014

Putting Women and Girls at the Center of Development

Grand Challenges
4 Nov 2014

New Interventions for Global Health

Grand Challenges
4 Nov 2014

Explore New Ways to Measure Brain Development and Gestational Age (Round 14)

Grand Challenges Explorations
8 Sep 2014

New Ways to Reduce Pneumonia Fatalities Through Timely, Effective Treatment of Children (Round 14)

Grand Challenges Explorations
8 Sep 2014

New Ways of Working Together: Integrating Community-Based Intervention (Round 14)

Grand Challenges Explorations
8 Sep 2014

Enable Universal Acceptance of Mobile Money Payments (Round 14)

Grand Challenges Explorations
8 Sep 2014

New Approaches for Addressing Outdoor/Residual Malaria Transmission (Round 14)

Grand Challenges Explorations
8 Sep 2014

Surveillance Tools, Diagnostics and an Artificial Diet to Support New Approaches to Vector Control (Round 14)

Grand Challenges Explorations
8 Sep 2014

New Ways of Working Together: Community-Based Interventions (Round 13)

Grand Challenges Explorations
4 Mar 2014

Inciting Healthy Behaviors: Nudge, Disrupt, Leapfrog, Reach (Round 13)

Grand Challenges Explorations
4 Mar 2014

Explore New Ways to Measure Fetal and Infant Brain Development (Round 13)

Grand Challenges Explorations
4 Mar 2014
Enteric Dysfunction

Novel Enabling Tools and Models Supporting Development of Interventions for Enteric Dysfunction (Round 13)

Grand Challenges Explorations
4 Mar 2014

Innovations in Feedback and Accountability Systems for Agricultural Development (Round 13)

Grand Challenges Explorations
4 Mar 2014

Saving Lives at Birth (Round 4)

Grand Challenges for Development
8 Jan 2014

Reinvent the Toilet

Grand Challenges India
2 Oct 2013

Develop the Next Generation of Condom (Round 12)

Grand Challenges Explorations
5 Sep 2013

Innovations in Feedback and Accountability Systems for Agricultural Development (Round 12)

Grand Challenges Explorations
5 Sep 2013
Enteric Dysfunction

Novel Enabling Tools and Models Supporting Development of Interventions for Enteric Dysfunction (Round 12)

Grand Challenges Explorations
5 Sep 2013

The One Health Concept: Bringing Together Human and Animal Health for New Solutions (Round 12)

Grand Challenges Explorations
5 Sep 2013

Inciting Healthy Behaviors: Nudge, Disrupt, Leapfrog, Reach (Round 12)

Grand Challenges Explorations
5 Sep 2013

Achieving Healthy Growth Through Agriculture and Nutrition

Grand Challenges India
26 Aug 2013

Treatment Adherence for TB

Grand Challenges India
1 Jun 2013

Labor Saving Strategies and Innovations for Women Smallholder Farmers (Round 11)

Grand Challenges Explorations
4 Mar 2013

New Approaches for Detection, Treatment, and Control of Selected Neglected Tropical Diseases (Round 11)

Grand Challenges Explorations
4 Mar 2013

Develop the Next Generation of Condom (Round 11)

Grand Challenges Explorations
4 Mar 2013

The One Health Concept: Bringing Together Human and Animal Health for New Solutions (Round 11)

Grand Challenges Explorations
4 Mar 2013

Increasing Interoperability of Social Good Data (Round 11)

Grand Challenges Explorations
4 Mar 2013

Reducing the Burden of Preterm Birth

Grand Challenges Brazil
26 Feb 2013

Saving Lives at Birth (Round 3)

Grand Challenges for Development
17 Jan 2013

New Approaches in Model Systems, Diagnostics, and Drugs for Specific Neglected Tropical Diseases (Round 10)

Grand Challenges Explorations
5 Sep 2012

Labor Saving Innovations for Women Smallholder Farmers (Round 10)

Grand Challenges Explorations
5 Sep 2012

Aid is Working. Tell the World. (Round 10)

Grand Challenges Explorations
5 Sep 2012

New Approaches for the Interrogation of Anti-malarial Compounds (Round 10)

Grand Challenges Explorations
5 Sep 2012

Design New Approaches to Optimize Immunization Systems (Round 9)

Grand Challenges Explorations
29 Feb 2012

Aid is Working. Tell the World. (Round 9)

Grand Challenges Explorations
29 Feb 2012

Explore New Solutions for Global Health Priority Areas (Round 9)

Grand Challenges Explorations
29 Feb 2012

Protect Crop Plants from Biotic Stresses From Field to Market (Round 9)

Grand Challenges Explorations
29 Feb 2012

New Approaches for the Interrogation of Anti-malarial Compounds (Round 9)

Grand Challenges Explorations
29 Feb 2012

Saving Lives at Birth (Round 2)

Grand Challenges for Development
22 Feb 2012
Healthy Birth

Achieving Healthy Growth

Grand Challenges in Global Health
1 Nov 2011
Healthy Birth

Preventing Preterm Birth

Grand Challenges in Global Health
1 Nov 2011
Discover Biomarkers of Health and Disease

Discover Biomarkers of Gut Function

Grand Challenges in Global Health
1 Nov 2011

Grand Challenges Explorations - India

Grand Challenges India
1 Oct 2011

Explore New Solutions for Global Health Priority Areas (Round 8)

Grand Challenges Explorations
23 Aug 2011

Apply Synthetic Biology to Global Health Challenges (Round 8)

Grand Challenges Explorations
23 Aug 2011

Explore Nutrition for Healthy Growth of Infants and Children (Round 8)

Grand Challenges Explorations
23 Aug 2011

Design New Approaches to Optimize Immunization Systems (Round 8)

Grand Challenges Explorations
23 Aug 2011

Protect Crop Plants from Biotic Stresses From Field to Market (Round 8)

Grand Challenges Explorations
23 Aug 2011

China Tsinghua University - Grand Challenges Explorations

Grand Challenges Explorations
1 Apr 2011

Apply Synthetic Biology to Global Health Challenges (Round 7)

Grand Challenges Explorations
15 Mar 2011

Create the Next Generation of Sanitation Technologies (Round 7)

Grand Challenges Explorations
15 Mar 2011

Design New Approaches to Cure HIV Infection (Round 7)

Grand Challenges Explorations
15 Mar 2011

Explore Nutrition for Healthy Growth of Infants and Children (Round 7)

Grand Challenges Explorations
15 Mar 2011

Create Low-Cost Cell Phone-Based Solutions for Improved Uptake and Coverage of Childhood Vaccination (Round 7)

Grand Challenges Explorations
15 Mar 2011

The Poliovirus Endgame: Create Innovative Ways to Accelerate, Sustain, and Monitor Eradication (Round 7)

Grand Challenges Explorations
15 Mar 2011

Saving Lives at Birth (Round 1)

Grand Challenges for Development
9 Mar 2011
Discover Biomarkers of Health and Disease

Discover Biomarkers of Tuberculosis

Grand Challenges in Global Health
1 Feb 2011
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