I’m no stranger to tackling sexism in science. From 2004 to 2010, I led a programme to diversify the Lamont–Doherty Earth Observatory of Columbia University in Palisades, New York, by changing its culture. When I started, only two members of Lamont’s teaching faculty were women — less than 10%. Today, more than half of faculty members are women. For the past five months, I’ve been a visiting scientist as the Fulbright distinguished chair in science, technology and innovation at the Commonw...