The First Test Tube Baby

Louise Joy Brown was born at 11:47 PM on July 25, 1978, at Oldham General Hospital in England. Five pounds, twelve ounces, delivered by caesarean section. She was the first human born from in vitro fertilization. Conception had taken place in a petri dish. Biology had been redesigned outside the body.

Her parents had been trying to conceive for nine years. Lesley's fallopian tubes were blocked. They enrolled in an experimental program led by Patrick Steptoe and Robert Edwards, who had been attempting IVF for years with over 600 failed attempts. On November 10, 1977, Steptoe retrieved an egg, Edwards fertilized it, and two days later the embryo was implanted. Lesley became pregnant. For nine months the team kept it secret.

share of births involving assisted reproductive technologies in europe. source: wikimedia commons

Critics called it unnatural. Religious leaders questioned whether scientists were playing God. Louise Brown grew up healthy, had a normal childhood, married, and had children of her own, conceived naturally. Over eight million children have since been born through assisted reproductive technology. Edwards received the Nobel Prize in 2010. Steptoe had died in 1988, too early to share it.

IVF proved that human reproduction could be decoupled from the body, that conception could happen in glass instead of flesh, and that the result could be an ordinary child. The question it answers is not whether we should redesign biology, but how we handle redesign once the tools exist. Infertility is suffering. IVF alleviates it. But it also creates new markets, new inequalities, and new ethical dilemmas. You cannot introduce a new capability without reshaping the system around it. Louise Brown was the proof of concept. Everything that followed was iteration.