How newspaper journalist Tom Ricks went from covering wars to influencing how they’re fought.

How a grieving father’s telegram to the President got an answer–nearly 40 years later. More here.

George and Trish Vradenburg are using their political connections, and their considerable fortune, to find a cure for Alzheimer’s disease in their lifetime. What motivates them? The fear that Trish, like her mother, may have the disease. More here.

Ever wonder what happens when the United States welcomes a new foreign ambassador? Here’s my behind-the-scenes look at a ceremony that’s steeped in tradition and timed to the minute.

Have a bunch of Silicon Valley computer geeks figured out how to stop terrorists?