Argentina looks like the most female-friendly place in the world for astronomers. A full 39 percent of professional astronomers there are women, which, yes, passes for remarkable when the number hovers in the teens or below in most of the rest of the world. So what’s going on in Argentina, a country which female scientists there describe as still having “‘machismo’ in the air”? I first began asking this question to astronomers—Argentinian and otherwise—after news broke that renowned UC Berkeley astronomer Geoff Marcy had been sexually harassing female students for decades. The