Puzzle master Will Shortz quizzes one of our listeners, and has a challenge for everyone at home.
Challenge from October 15: From listener Michael Halpern of West Newton, Mass.: Name a well-known 20th century political figure, now deceased, with a two-syllable last name. The word spelled by the first syllable is a synonym of the word spelled by the second syllable backward. Who is this famous person?
Answer: Richard Nixon -- Nix and No.
Winner: Ranjana Murthy from Redwood Shores, Calif.
Challenge from October 22: Name a famous American singer, one who's living. Six letters in the first name, six letters in the last. Write out this name from left to right. Cross out six consecutive letters from inside the name, leaving the start and end intact. The result will be the six-letter last name of a U.S. president. Name the singer and the president.