Zachary Meisel
Zachary Meisel

Zachary F. Meisel is a practicing emergency physician, a Robert Wood Johnson Foundation clinical scholar at the University of Pennsylvania, and a senior fellow at the Leonard Davis Institute of Health Economics.

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Aug. 26 2015 12:11 PM Slate Voice: “Space Invaders” Never, ever use two spaces after a period: Listen to Mike Vuolo read Farhad Manjoo’s classic takedown of an enduring typographic sin.