Counterfactual
The Parallel Lives of Aisling and Cecile
In 39 girls, Aisling found its level. 50 years earlier, Cecile occupied that same statistical address.
1972–2025
Aisling
Peak year
2002
Peak births
61
Latest count
39
Status
Stable
Peak generation
Gen Z
1880–2025
Cecile
Peak year
1918
Peak births
495
Latest count
22
Status
Endangered
Peak generation
Greatest Generation
In 39 girls, Aisling found its level. 50 years earlier, Cecile 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.