Counterfactual
The Parallel Lives of Keir and Aiden
In 7 boys, Keir found its level. 50 years earlier, Aiden occupied that same statistical address.
1963–2025
Keir
Peak year
1970
Peak births
63
Latest count
7
Status
Rising
Peak generation
Gen X
1970–2025
Aiden
Peak year
2009
Peak births
16,030
Latest count
5,046
Status
Declining
Peak generation
Gen Z
In 7 boys, Keir found its level. 50 years earlier, Aiden 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.