Counterfactual
The Parallel Lives of Marylou and Mallory
In 28 girls, Marylou found its level. 50 years earlier, Mallory occupied that same statistical address.
1898–2025
Marylou
Peak year
1942
Peak births
376
Latest count
28
Status
Endangered
Peak generation
Silent Generation
1938–2025
Mallory
Peak year
1986
Peak births
3,325
Latest count
825
Status
Stable
Peak generation
Millennial
In 28 girls, Marylou found its level. 50 years earlier, Mallory occupied that same address. One peaked in the Millennial era; the other in the Silent Generation world. They never met. But the data remembers them both.