Global Decline of Homicide – Mateus Rennó Santos Parsing Science: The unpublished stories behind the world’s most compelling science, as told by the researchers themselves.

The global decline of births from 1990 and 2015 has to a reduction in the proportion of people aged 15-29. So might this explain why the world’s homicide rate has dropped by nearly 20%? In episode 64, we’re joined by Mateus Rennó Santos from the University of South Florida. He talks with us about his research into how an aging population is a driving force behind the decline in homicide that most countries across the globe have enjoyed for the past three decades.