"We do this not to create Catholics, but because we are Catholic. It’s the social justice teachings of the church that drive us," says WJA director of counseling services Ann Clark. The tuition-free middle school explicitly addresses the spiritual and moral development of its students.

Arizona gives tax credits to people who donate money to school tuition organizations that provide student scholarships. A group of taxpayers claims most of the money goes to religious education.

"The concept is to take these children and make them the catalyst for change," says Scott Neeson.

Rizwan Jaka says his family chose home schooling in order to provide "strong values, strong academics, strong respect and understanding of our faith, as well as respect for other faiths."

She is a Loreto Sister who has transformed the lives of thousands of Kolkata children at a middle-class parochial school where the students have become advocates for social change.

“Most of our faith traditions believe God gave us the gift of sexuality, so it has deep theological meaning for us. I don’t think we can say sexuality isn’t a religious issue. It deeply is a religious issue.”

Scott Neeson gave up a rich life as a Hollywood movie executive to go live in Cambodia. There he helps poor children escape their lives as trash pickers and get an education.

In the aftermath of 9/11, as many Americans tried to learn more about Islam, much was said about "madrasahs." They are the Islamic schools, some of which, in Pakistan, taught young men not just the Qur'an but terrorism. Madrasahs, it turns out, have a long and distinguished history in the Islamic world and may hold the key to whether Muslim scholars can once again welcome the ideas of others.

The work of Mother Teresa’s worldwide missionary order continues, and so does the work of another missionary nun in Calcutta, who ministers to the poor in a different way.