Terry Gross

The historian and author died Friday from complications of Lou Gehrig's disease. Judt discussed his diagnosis on Fresh Air in March 2010, explaining what he'd learned living with ALS -- and how he hoped his family would remember him.

During the summer of 1896, a 10-day heat wave killed nearly 1,500 people across New York City — many of them tenement-dwellers. In Hot Time in the Old Town, historian Ed Kohn describes the disaster — and how a little-known police commissioner named Theodore Roosevelt championed the efforts to help New Yorkers survive the heat.

Vanity Fair's Todd Purdum followed President Obama and his advisers around for a day this summer. He says the modern-day presidency would be unrecognizable to previous chief executives -- "thanks to the enormous bureaucracy, congressional paralysis, systematic corruption and disintegrating media."