America’s premier pronatalists on having ‘tons of kids’ to save the world: ‘There are going to be countries of old people starving to death’

Elon Musk (a father of 11) supports their cause, and thousands follow their ideology. Malcolm and Simone Collins are on a mission to make it easier for everyone to have multiple children. But are they model parents? Jenny Kleeman investigates the rise of pronatalists. Read by Sharon Bott.