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The story of vaccines in America starts with an enslaved African man

How Onesimus introduced inoculation to America, saving hundreds of lives during the smallpox epidemic.

Joel Christian Gill is a cartoonist, historian, and associate professor of illustration at the Massachusetts College of Art and Design. He wrote the words and drew the pictures in the series Strange Fruit, Tales of The Talented Tenth, and Fights: One Boy’s Triumph Over Violence. Follow him on Twitter and Instagram.

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