Michael Scheuer, formerly with the CIA and author of Imperial Hubris, defends the practice of "rendition" -- which is shipping terrorism suspects to countries with robust interrogation practices.

There is a major retrospective of the work New York photographer Diane Arbus, the biggest in 30 years, on at New York's Metropolitan Museum of Art.

Scott Taylor, publisher of Esprit d'Corps magazine and a former Iraq hostage himself, throws cold water on the notion the U.S. could have deliberately targeted Italian journalist Guiliana Sgrena.

It's, uh, more that they would target anybody on the roads late at night, so she shouldn't take it personally. :)

Mohammad Ali Abtahi, a reformist former vice-president of Iran, now an adviser to the current president, talks with BBC online about his blog.

The Toronto Star's Chantal Hebert took time out from flogging PM PM to aim a few lashes at Conservative Leader Stephen Harper.