77-year-old Suzette D'Hooghe works on her laptop computer during a computer class in Des Plaines, Ill., in 2003. Increasing numbers of people older than 50 are turning to social networking to share updates and connect with family and friends.
Tim Boyle/Getty Images
Peace Corps volunteers cheer as President Obama speaks at the airport in Accra, Ghana, in July 2009. Staying connected to friends and family back home is easier for volunteers these days, thanks to technology.
Haraz N. Ghanbari/AP