The United Nations calls its 17 Sustainable Development Goals "the blueprint to achieve a better and more sustainable future for all." With a target of achieving them by 2030, the goals are all interconnected and address the global challenges we face.

Goal 4 is "Quality Education." As the UN puts it: "Obtaining a quality education is the foundation to improving people's lives and sustainable development."

This series includes stories of sisters working on the frontlines of education.

Click here to return to the full Sustainable Development Goals Collection.

Sister draws on love, compassion and possibilities to nurture the differently abled students

While animals rest at night, herd boys in Lesotho go to schools run by sisters

Q & A with Sr. Beatrice Mwansa, spreading truth and faith through the media

Ugandan boarding school rescues young teen girls from forced marriage