Counterfactual
The Parallel Lives of Pippa and Mattie
In 107 girls, Pippa found its level. 50 years earlier, Mattie occupied that same statistical address.
1957–2025
Pippa
Peak year
2014
Peak births
120
Latest count
107
Status
Stable
Peak generation
Gen Alpha
1880–2025
Mattie
Peak year
1920
Peak births
2,902
Latest count
249
Status
Endangered
Peak generation
Greatest Generation
In 107 girls, Pippa found its level. 50 years earlier, Mattie occupied that same address. One peaked in the Greatest Generation era; the other in the Gen Alpha world. They never met. But the data remembers them both.