This 2012 episode from prior hosts Sarah and Deblina covers P.T. Barnum the circus man, museum entrepreneur, and freak show runner. Barnum attracted people to his American Museum through shrewd advertising, and he wasn't afraid of a hoax.

Robert Moses and the Shaping of New York, Part 2
42:12

Robert Moses and the Shaping of New York, Part 1
41:59

SYMHC Classics: Eradication of Smallpox
43:25