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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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GCE_Round24

Innovations for Improving the Impact of Health Campaigns (Round 24)

Grand Challenges Explorations
18 Sep 2019

Increasing Demand for Vaccination Services (Round 23)

Grand Challenges Explorations
19 Feb 2019

Environmental niches of Salmonella Typhi (Round 23)

Grand Challenges Explorations
19 Feb 2019

Emerging Technologies for New Solutions in Global Health Priority Areas (Round 23)

Grand Challenges Explorations
19 Feb 2019

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

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

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

Create New Ways to Prevent or Cure HIV Infection (Round 2)

Grand Challenges Explorations
3 Sep 2008

Create New Vaccines for Diarrhea, HIV, Malaria, Pneumonia, and Tuberculosis (Round 2)

Grand Challenges Explorations
3 Sep 2008

Create New Ways of Protecting Against Infectious Diseases (Round 2)

Grand Challenges Explorations
3 Sep 2008

Create New Tools to Accelerate the Eradication of Malaria (Round 2)

Grand Challenges Explorations
3 Sep 2008

Create Drugs and Delivery Systems to Limit Drug Resistance (Round 2)

Grand Challenges Explorations
3 Sep 2008

Explore the Basis of Latency in Tuberculosis (Round 2)

Grand Challenges Explorations
3 Sep 2008

Create New Ways of Protecting Against Infectious Diseases (Round 1)

Grand Challenges Explorations
31 Mar 2008

Create Drugs and Delivery Systems to Limit Drug Resistance (Round 1)

Grand Challenges Explorations
31 Mar 2008

Explore the Basis of Latency in Tuberculosis (Round 1)

Grand Challenges Explorations
31 Mar 2008

Create New Ways to Prevent or Cure HIV Infection (Round 1)

Grand Challenges Explorations
31 Mar 2008
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