President Obama does it; so does Lady Gaga.
About 10 percent of people write with their left hand – a trait tenuously tied to intelligence and creativity, not to mention inky pinkies. And some experts say this small but steady legion sheds light on the brain.
"There are many things common across all minds and bodies, but there are sometimes striking differences," said Daniel Casasanto, assistant professor of psychology at the New School for Social Research in New York. "These differences can...Full Story