[6] Typical features of a challenge fund include open competition, innovative or evidence-based proposals.
Proposals are evaluated based on a fixed scoring criteria, and a governance structure that incorporates a voting committee to approve funding decisions.
[1][3] Additionally, certain donors such as SIDA have established guidelines to ensure challenge funds are as effective as possible at delivering the intended social impact.
[8] Emprender Paz is a SIDA supported challenge fund in Columbia focused on private sector solutions for peace-building.
A review showed that few applications were made by minority ethnic groups, who were very aware of climate change but not the fund.
Grand challenges are often referred to as a "family of initiatives" focused on very specific problems that try to find the best solutions to those discreet questions.
[25] The Canadian government runs or participates in numbers grand challenges in areas from hypertension to saving children's lives to mental health.
[26] As of 2014, USAID runs or participates in six grand challenges: Fighting Ebola, Securing Water for Food, Saving Lives at Birth (with the Canadian government, DFID, the Gates Foundation, and the World Bank), Powering Agriculture,[27] and All Children Reading (with World Vision and the Australian government),[28] and Making All Voices Count (with Sida, DFID, and the Omidyar Network.
[32][33] The DARPA Grand Challenge is a prize competition for autonomous vehicles funded by the Defense Advanced Research Projects Agency.