Review Article
38Benefits of Vitamin D Supplementation
   Joel M. Kauffman, Ph.D.
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Commentaries
46What America Needs to Learn from
Canadian Medicare
   Lee Kurisko, M.D.
   Dave Racer, M.Litt.
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49The Syndrome of Inappropriate Overconfidence
in Computing: An Invasion of Medicine by the
Information Technology Industry?
   Scot M. Silverstein, M.D.
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51The Study of Chelation Therapy
Should Not Be Abandoned
   Beth Clay
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58Epidemiologic and Economic Research,
and the Question of Smoking Bans
   Michael L. Marlow, Ph.D.
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Departments
33Correspondence
Letters from Readers:
   Rosie Meysenburg
   Ann Blake Tracy, Ph.D.
   Howard Long, M.D.
   Jeffrey C. Pitts, M.D.
   Edward Harshman, M.D.
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35Editorial:
The Feast of Barhusobam
   Lawrence R. Huntoon, M.D., Ph.D.
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36From the President:
Communication in the 21 Century: “The Blog”
   Mark Kellen, M.D.
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61Book Reviews:
   Welcome to Obamaland:
   I Have Seen Your Future and it Doesn’t Work

   (James Delingpole)
      Reviewed by Jerome C. Arnett. Jr., M.D.
   Understanding Nutrition, 10 Ed.
   (Ellie Whitney, Ph.D., Sharon Rady Rolfes, M.S., Eds.)
      Reviewed by Joel M. Kauffman, Ph.D.
   Dissecting Antismokers’ Brains
   (Michael J. McFadden)
      Reviewed by Jerome C. Arnett. Jr., M.D.
   Shakedown: How Our Government Is Undermining
   
Democracy in the Name of Human Rights
   (Ezra Levant)
      Reviewed by Jane M. Orient, M.D.
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