Volunteers are asked to commit to three months of weekly online meetings with one student. But many stay on long past that, some for several years, and can take on as many students as they like.

Ms Calvi had a pen pal in her childhood ... "Never give out your address online unless you're very sure that that person is ...

South Carolina State University An Army captain in the Vietnam War and a young girl from Michigan struck up an unlikely relationship 56 years ago as pen pals — and now they’ve finally met!