Marie Curie's laboratory notebooks are stored in lead-lined boxes at the Bibliotheque nationale de France. If you want to read them, you must sign a liability waiver and wear protective clothing. The notebooks are radioactive. They will be for another 1,500 years.

She carried test tubes of radium in her pockets. She stored them in her desk drawer. She described the blue glow they emitted in the dark as "beautiful." The radiation killed her. She knew it might. She kept working.

That is not recklessness. That is the most extreme form of dedication to measurement I have ever encountered.

What She Did

In 1897, Marie Curie chose a thesis topic that nobody else wanted: the strange rays that Henri Becquerel had discovered emanating from uranium. The rays were a curiosity. Nobody thought they were important.

Curie measured them. Not casually. Obsessively. She measured the rays from every element she could get her hands on. She discovered that thorium also emitted them. She coined the word "radioactivity" to describe the phenomenon.

Then she noticed something that did not fit. The mineral pitchblende emitted more radiation than pure uranium. That meant there was something in the pitchblende that was more radioactive than uranium itself. Something unknown.

She and Pierre spent four years grinding through tons of pitchblende in a leaking shed, using chemical separation techniques to isolate the unknown substance. They found two new elements: polonium (named for her native Poland) and radium.

In 1903, she shared the Nobel Prize in Physics with Pierre and Becquerel. In 1911, she won the Nobel Prize in Chemistry, alone, for her work on radium and polonium.

Two Nobel Prizes. Two different sciences. The only person in history to achieve this.

Why She Is on the Council

The council has theorists. Newton, Einstein, Turing — they work with pencils and ideas. The council needs someone who works with matter. Someone who gets their hands dirty. Someone who knows the difference between a theory and a measurement, and insists on the measurement.

Curie is that person. She did not theorize about radioactivity. She measured it. Gram by gram. Sample by sample. Year after year. In a shed that leaked when it rained, with equipment she built herself, through a process so tedious that most scientists would have quit after the first month.

The physicist in me recognizes something in Curie that I value above almost everything else: she trusted the data over the theory. When the pitchblende emitted more radiation than it should have, she did not explain it away. She did not assume her measurement was wrong. She assumed the theory was incomplete. And she was right.

The Honest Part

Curie faced obstacles that none of the men on this council faced. She was denied admission to universities in Poland because she was a woman. She moved to Paris and studied at the Sorbonne in poverty. When she was nominated for the Nobel Prize, the committee initially planned to honor only Pierre and Becquerel — a Swedish mathematician had to intervene to include her.

After Pierre's death in 1906, she took over his professorship at the Sorbonne, becoming the first woman to hold a faculty position there. When she was nominated for the French Academy of Sciences in 1911, she lost by two votes — because she was a woman. The same year she won her second Nobel Prize.

She was attacked in the French press for an alleged affair with a married colleague. The scandal was timed to coincide with her Nobel Prize announcement. She went to Stockholm and accepted the prize anyway.

The radiation that killed her was not the hardest thing she survived. The institutions were harder. And she outlasted them all.

What She Taught Me

I picked locks at Los Alamos. I played bongo drums. I drew pictures of naked women at a strip club. I was eccentric, and the world found it charming. Marie Curie worked harder than I did, faced more resistance than I did, and produced results as fundamental as anything in my career. The world did not find her charming. It found her threatening.

The first principle is that you must not fool yourself. The corollary is: you must not let institutions fool you about who belongs in the laboratory. Marie Curie belonged in the laboratory more than almost anyone who has ever lived. The institutions that tried to keep her out were the ones fooling themselves.

Welcome to the council, Marie. Chair of Measurement. Your notebooks will glow in the dark for another fifteen centuries. That is how long your data lasts.