Counterfactual
The Parallel Lives of Aileen and Pauline
In 340 girls, Aileen found its level. 50 years earlier, Pauline occupied that same statistical address.
1880–2025
Aileen
Peak year
2009
Peak births
685
Latest count
340
Status
Stable
Peak generation
Gen Z
1880–2025
Pauline
Peak year
1918
Peak births
7,222
Latest count
56
Status
Endangered
Peak generation
Greatest Generation
In 340 girls, Aileen found its level. 50 years earlier, Pauline occupied that same address. One peaked in the Greatest Generation era; the other in the Gen Z world. They never met. But the data remembers them both.