What can you do with your students before January 20 to make the experience more meaningful? How can you sustain interest in politics and civics? Two teaching experts answered your questions on teaching the Obama inauguration during a 20-minute discussion.

For Democrats, the 2008 primary season has been the longest in recent memory, with no shortage of upsets, talk of momentum, and states defying parties to hold primaries earlier than ever. Three historians discuss the significance of 2008's lengthy primaries.

Harvard economist and behind-the-scenes presidential adviser John Kenneth Galbraith died Saturday at age 97. NewsHour Economics Correspondent Paul Solman talks with biographer Richard Parker and reviews an earlier interview he had with Galbraith.