Counterfactual

The Parallel Lives of Edison and Leonardo

In 276 boys, Edison found its level. 50 years earlier, Leonardo occupied that same statistical address.

1891–2025

Edison

peak 2018 2025 1900192019401960198020002020
Peak year 2018
Peak births 522
Latest count 276
Status Declining
Peak generation Gen Alpha
1885–2025

Leonardo

peak 2019 2025 1900192019401960198020002020
Peak year 2019
Peak births 4,427
Latest count 3,789
Status Stable
Peak generation Gen Alpha
Edison and Leonardo peaked in the same cultural weather — the Gen Alpha naming world. They are not replacements; they are siblings separated by 50 years, occupying the same statistical address at different addresses in time.