Counterfactual
The Parallel Lives of Heloise and Diamond
In 18 girls, Heloise found its level. 50 years earlier, Diamond occupied that same statistical address.
1900–2025
Heloise
Peak year
1915
Peak births
24
Latest count
18
Status
Rising
Peak generation
Greatest Generation
1908–2025
Diamond
Peak year
1999
Peak births
2,160
Latest count
94
Status
Endangered
Peak generation
Gen Z
In 18 girls, Heloise found its level. 50 years earlier, Diamond occupied that same address. One peaked in the Gen Z era; the other in the Greatest Generation world. They never met. But the data remembers them both.