AirTalk for July 23, 2001

Steganography

Hidden messages within a message-it's a practice that dates back to ancient Greece and was used in early World War II hiding sensitive information in seemingly innocuous communication. With the Internet, steganography has advanced light years. Larry Mantle speaks with the Associate Director from the Center for Secure Information Systems at George Mason University, Dr. Neil Johnson, and FBI Special Agent Ken Maguire about messages hidden in digitized pictures and audio files, their applications, and more.

Gossip

Printed gossip has been popular since the days yellow journalism, but more and more, gossip is becoming a mainstay of the mainstream media-newspapers, and television news often present the foibles of political figures and stars as top stories of the day. Why do we love to gossip, and is it okay to give in to this very human, but very destructive urge? Larry Mantle talks with USC evolutionary psychologist Irving Biederman and MSNBC gossip columnist Jeannette Walls.
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