Twentieth Century
Jérôme Lejeune (1926–1994)
Geneticist who discovered the cause of Down syndrome; pro-life witness.
Jérôme Lejeune (1926–1994) appears in our authors list under Twentieth Century, as a scientist. This page links outside sources about Jérôme Lejeune.
At a glance
Era: Twentieth Century. Scientist.