Counterfactual
The Parallel Lives of Alisa and Zoe
In 125 girls, Alisa found its level. 50 years earlier, Zoe occupied that same statistical address.
1945–2025
Alisa
Peak year
1970
Peak births
1,153
Latest count
125
Status
Declining
Peak generation
Gen X
1880–2025
Zoe
Peak year
2012
Peak births
6,466
Latest count
5,646
Status
Stable
Peak generation
Gen Z
In 125 girls, Alisa found its level. 50 years earlier, Zoe occupied that same address. One peaked in the Gen Z era; the other in the Gen X world. They never met. But the data remembers them both.