Susan Phillips studies and writes about graffiti as an anthropologist. In 2000, while doing research for her book, Wallbangin': Graffiti and Gangs in LA, she stumbled upon some graffiti that stunned her.
Under a century-old bridge near the Los Angeles River, Phillips discovered what appeared to be grease-pencil markings – a practically extinct type of American hieroglyphics called hobo graffiti.
Maybe it's a dive trip to Belize. Or a cruise in the Caribbean. Or maybe you've snagged tickets to the summer Olympics in Rio. If you're traveling in places where Zika is circulating, there are a few things you need to keep in mind — and bring along.
The first question is: Should you go on the trip at all?
During the wars in Iraq and Afghanistan, the U.S. military did an about-face on detecting and treating brain injuries caused by explosions. After years of routinely sending blast-exposed troops back into combat, the military implemented a system that requires screening and treatment for traumatic brain injury.
The change came about in large part because of a remarkable campaign by an elite team of military officers who were also doctors and scientists. They worked for the highest-ranking officer in the armed forces. And they were known simply as the Gray Team.