Counterfactual
The Parallel Lives of Brigid and Iva
In 61 girls, Brigid found its level. 50 years earlier, Iva occupied that same statistical address.
1917–2025
Brigid
Peak year
2000
Peak births
132
Latest count
61
Status
Declining
Peak generation
Gen Z
1880–2025
Iva
Peak year
1918
Peak births
889
Latest count
117
Status
Stable
Peak generation
Greatest Generation
In 61 girls, Brigid found its level. 50 years earlier, Iva 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.