What I read today - March 16

• Your birth month dramatically affects how likely you are to be diagnosed with ADHD, Quartz
• Instagram May Change Your Feed, Personalizing It With an Algorithm, New York Times
  There goes the neighborhood. Changing feeds to algorithms helps the companies to be more visible. I rather just like to know what my friends are up to.
• Americans bought more legal pot than Girl Scout cookies in 2015, Quartz