Chicago student group organized "peace talk" forums for conversations on Israel and Gaza

For-profit companies are making good private schools available even to Africa’s poor. They can do it – and can do it on an enormous scale – by hiring neighborhood residents to teach, and scripting out every word of every lesson on an e-reader.

Blue Engine, which places recent college grads as full-time teaching assistants in New York City public schools, is helping poor students thrive in college. They focus on small teacher-student ratios, frequent feedback for teachers, and a concentration on 'gateway' courses associated with success in college.

Adolescent smoking remains a challenging health problem because of the allure of cigarette branding. Australia is piloting the transformation of cigarette packaging with a generic look that reduces the appeal of smoking. In Florida, the Truth campaign has exposed that cigarette companies targeted teenage consumers and, in response, created a set of new advertisements that presented the cigarette industry with transparency.

Millions of families of arrested individuals do not know what to do to help, how to obtain a lawyer, or what the process entails in the court system. Created by Albert Cobarrubius Justice Project, participatory defense is a type of community organizing that teaches and empowers people who face criminal charges. Individuals know how to work with attorneys in order to navigate the system and ultimately feel equipped to become drivers of their own change.

Huge numbers of students were getting suspension as punishment - until there was a nationwide push to rollback zero-tolerance policies instituted after the deadly Columbine High School shootings that emphasize harsh discipline for even minor misbehavior in favor of support-focused alternatives. The idea: Cultivate communication between teachers and students by gathering in weekly circles to discuss concerns and form one-on-one “harm circles” between students, parents and counselors when conflicts arise.

Fewer than one in four high-school graduates in the Sedro-Woolley and Meridian school districts, for example, go to four-year colleges. Just a little over half of all graduates in surrounding districts go to college at all. Now, the schools have begun to send college students into middle schools and high schools to mentor them and excite them to go to college.

In India, 620 million people openly defecate outdoors, causing harm to hygiene, sanitation, food, and water resources. The president of India funded an initiative to build public toilets for the people in his country, but the people did not use them because of traditions and behaviors. The Total Sanitation Campaign is starting to change villagers’ minds by having local leadership persuade those who resist the toilets by holding community activities and creating special committees to maintain the sanitation.

Well-trained teachers cannot be replaced solely by technology, as has been increasingly apparent at Carpe Diem schools, where students learn largely via computers enabled with educational software.

Civic leaders in the U.S. struggle to effectively help their distressed neighborhoods. East Lake, Atlanta, created a replicable model that mixes residents of differing socio-economic status, and focuses on education and health in the area.

Global social and economic problems are difficult to change. However, fan-activism fuels the interests of fans of popular young adult fiction. Books such as Harry Potter and the Hunger Games have inspired activist groups that raise awareness of global hunger, reading, and relief supplies to impoverished nations, among others. Being a fan has served as a bridge to become politically active and solve the world’s problems.