51:46
Men of the World: Albert Kahn's Archive of the Planet
In 1908, Albert Kahn and his chauffeur embarked on a global trek to observe and absorb other cultures—an early “prototype” of the many photography missions Kahn would fund over the years. This program illustrates that formative round-the-world...
59:41
The Autism Puzzle
Forty years ago autism was an obscure disorder that was thought to affect only two to four children in every 10,000, but now some British teachers are claiming to see it in one out of every 86 children. What has happened? Is there an epidemic of aut...