Counterfactual
The Parallel Lives of Arsema and Mallory
In 28 girls, Arsema found its level. 50 years earlier, Mallory occupied that same statistical address.
1995–2025
Arsema
Peak year
2015
Peak births
60
Latest count
28
Status
Declining
Peak generation
Gen Alpha
1938–2025
Mallory
Peak year
1986
Peak births
3,325
Latest count
825
Status
Stable
Peak generation
Millennial
In 28 girls, Arsema found its level. 50 years earlier, Mallory occupied that same address. One peaked in the Millennial era; the other in the Gen Alpha world. They never met. But the data remembers them both.