Counterfactual

The Parallel Lives of Ian and Jeffery

In 3,924 boys, Ian found its level. 50 years earlier, Jeffery occupied that same statistical address.

1912–2025

Ian

peak 2005 2025 1900192019401960198020002020
Peak year 2005
Peak births 6,688
Latest count 3,924
Status Stable
Peak generation Gen Z
1894–2025

Jeffery

peak 1962 2025 1900192019401960198020002020
Peak year 1962
Peak births 9,282
Latest count 110
Status Endangered
Peak generation Boomer
In 3,924 boys, Ian found its level. 50 years earlier, Jeffery occupied that same address. One peaked in the Boomer era; the other in the Gen Z world. They never met. But the data remembers them both.