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In his latest book Hallucinations, neurologist Oliver Sacks collects stories of individuals who can see, hear and smell things that aren't really there--such as strange voices, or collages of unrecognizable faces--and explores the disorders and drugs that can produce such illusions.

Reporting in the Journal of Agricultural and Food Chemistry, Tomás G. Villa and colleagues devised a recipe for improving beer foam. They identified a gene in brewer's yeast that prolongs beer foam lifespan by making a protein that protects the bubbles. They say they've brewed beers with heads that stay frothy for several hours.

ChesnuTT is the best sort of egomaniac: On Landing on a Hundred, he's preachy but delightful.

In his first address to the nation since his victory celebration Election Night in Chicago, the president repeated some themes from the campaign: that he wants spending cuts to be balanced with revenue increases. And the wealthiest Americans, he said, must be asked to "pay a little more in taxes."

Criminologist David M. Kennedy's strategy for reducing gang violence has dramatically reduced youth homicide rates nationwide. In his new memoir, Don't Shoot, Kennedy outlines how community meetings and interventions have worked to curb youth violence in more than 70 cities.

As an executive with the New York Yankees and Baltimore Orioles, MacPhail helped build World Series champions. He also served as president of the American League. At 95, he had been the oldest living member of the Hall. That distinction now goes to former Boston Red Sox second baseman Bobby Doerr.

Iran's economy has been hit hard by U.S.-led sanctions that have targeted its oil exports and its banking system. In response, Iran appears to have gone on a gold buying spree as it attempts to halt the downward spiral of its currency.

Severe weather could be headed for regions hard hit by superstorm Sandy, so many homeowners are scrambling to make repairs. The rush might make them vulnerable to so-called storm chasers — con artists posing as contractors. Host Michel Martin speaks with Angie Hicks, founder of the website Angie's List, for tips on how to avoid home repair scams.

Voters have been bombarded by political ads, but some topics have gotten very little attention this election season. Host Michel Martin speaks with a panel of journalists about some of this election's hidden issues. She speaks with NPR's Marilyn Geewax, Jennifer Ludden, and David Schaper, as well as The Washington Post's Melinda Henneberger.

This commentary first aired on November 6, 2012.Ever since the first American hostages of church-state confederacy resolved to sever themselves from…