This morning on Good Morning America: Jodyne L. Speyer, author of Dump 'Em: How to Break Up with Anyone from Your Best Friend to Your Hairdresser (Collins, $15.99, 9780061646621/0061646628).

Originally scheduled for earlier this week, this segment was bumped (not dumped) and will now be longer, including some taped pieces in which the author helps several people end relationships with, variously, a barber, hairdresser and friends.

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Tomorrow on Weekend Edition: Jeffrey Archer, author of Paths of Glory (St. Martin's, $27.95, 9780312539511/0312539517).

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Sunday on NPR's All Things Considered: Nancy Harmon Jenkins, author of The New Mediterranean Diet Cookbook: A Delicious Alternative for Lifelong Health (Bantam, $35, 9780553385090/0553385097).