David Merritt Johns

David Merritt Johns is a doctoral student with the Center for the History and Ethics of Public Health at Columbia University’s Mailman School of Public Health.

Brow Beat
Dec. 27 2013 1:06 PMThe Original Mayonnaise Controversy: Is It French or Spanish?
April 17 2012 8:10 PMBig BirdAre New York’s pigeons getting fatter? An investigation into animal obesity.
Medical Examiner
Oct. 6 2011 7:16 AMThe Brown PerilHow contagious are bedbugs, really?
Sports Nut
March 7 2011 6:53 PMThe Great Carmelo DebateWhy can't basketball stats nerds separate the superstars from the ball hogs?
April 8 2010 10:18 AMDoubts About the Social Plague Stir in the Human Superorganism
Oct. 14 2009 10:36 AMFacial ProfilingCan you tell if a man is dangerous by the shape of his mug?
Nov. 25 2008 7:06 AMHonk if You Know Why You're HonkingThe car horn is beeping useless.
Dec. 27 2013 11:34 AMMayo-phobiaWhy do some people hate mayonnaise so much?
Jan. 10 2012 6:59 AMFree WillyShould prison inmates have the right to masturbate?
July 5 2011 6:53 AMDisconnected?We've heard that obesity and divorce can be passed from one person to another. Critics now wonder how the "social contagion" studies ever passed peer review.
Dec. 7 2010 6:57 AMJust Hold MeDo real men like to cuddle?
April 7 2010 3:43 PMHas a Plague of Social Illness Struck Mankind?
March 25 2009 4:38 PMMy Own Private B.O.Forensic chemists examined my odorprint. Here's what they smelled.
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Slate Picks
Dec. 19 2014 4:15 PM What Happened at Slate This Week? Staff writer Lily Hay Newman shares what stories intrigued her at the magazine this week.