Christine Weiser

As the debate continues over the crises in Iraq and Afghanistan, politicians and the media often reference the many sacrifices of the active military forces. These passionate troops have left behind families, friends and jobs to serve their country. Who are these servicemen and women, and what philanthropic causes do they care about?

The homeless epidemic in the United States is not something most Americans like to talk about — especially since we live in one of the richest nations in the world. But the sad fact remains that anywhere from 700,000 to 2 million people are homeless in America, according to estimates of the National Law Center on Homelessness & Poverty.

Who do you picture when you think of a sports fan? A big, shirtless guy beating his painted chest with his fists? Sure, sports fans are a passionate bunch. But if your nonprofit strategizes properly, you might get that guy — and his passion — on your side.

There are literally millions of diseases — some fatal, some rare, some affecting children, some other demographics. And behind each of them is a group of people who are passionate about finding a cure. And most of them depend on private donations to fund their efforts.

According to the Planned Parenthood Federation of America’s Web site, approximately 750,000 U.S. teens will become pregnant this year, and nearly 4 million will contract a sexually transmitted infection — in part because they don’t have access to the information they need to make responsible decisions about their health.