If you've never looked at a dog and wondered if there's "room for a second head on there", congratulations on not being Soviet scientist Vladimir Demikhov, a pioneer of organ transplantation who might be better remembered for his groundbreaking work in heart and lung transplants were it not for the "two-headed dog" experiments. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

Demikhov was born on July 18, 1916, to a peasant family living in Yarizenskaia, a village in Russia's Voronezh region. He was raised by his mother following the death of his father during the Russian civil war, and she saw that he and his two siblings gained a good education. Though we should be skeptical of such stories when they spring up around, uh, "interesting

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