Talk of the Nation

According to the World Health Organization, about 36 million people worldwide currently suffer from some degree of dementia, including Alzheimer's disease. Experts predict the number is set to double by 2030. Most families and health care systems are largely unprepared.

Ralph Reed, founder of the Faith and Freedom Coalition, discusses the role of social conservatives in the GOP politics. Incoming congressman Rick Nolan talks about his return to the House after more than thirty years. NPR's Political Junkie Ken Rudin recaps the week in politics.

A report from the National Council on Disability finds that parents with physical or mental disabilities have a greater risk of losing custody of their children. The study says that the U.S. legal system needs to provide more support for these parents.

NPR's Neal Conan reads from listener comments on previous show topics, including first-person shooter video games and the StoryCorps' National Day of Listening.

Egypt's president Mohamed Morsi issued a decree giving himself near absolute power. Protests followed, and Morsi walked back slightly on his claim to absolute authority. NPR's Cairo bureau chief Leila Fadel explains the evolving political challenges of Egypt's post-Mubarak era.

Transcript

NEAL CONAN, HOST:

On Dec. 21, 2012, some fear that a rogue planet will collide with Earth and destroy the planet, or that the supposed end of the Mayan calendar will lead to the obliteration of the universe.

When people have questions about these scenarios, they often turn to the Internet.

NASA astrobiologist David Morrison has taken it upon himself to enter that online conversation and answer hundreds of questions about the science of existential threats.

The sex scandals of Gen. David Petraeus and Brig. Gen. Jeffrey Sinclair have triggered public conversations about ethics, national security and leadership. These high-profile cases of infidelity have also prompted private conversations about the challenges of military marriage.

Transcript

NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington. Last week's cease-fire between Israel and Hamas was supposed to lead to more substantial discussions, but there's been little to no movement so far. So after eight days of bombs and rockets, what's changed? The dead, of course: six Israeli and over 160 Palestinians and destruction, also one-sided.