Claudia Goldin is an American economist and professor at Harvard University. She's known for her work on women in the labor market, and her research has focused on issues like gender pay gaps, occupational segregation, and the impact of technology on women's career choices. She's also studied how the structure of the labor market affects women's career trajectories and earnings. Overall, she's considered a leading expert on gender and labor economics, and her work has been highly influential in the field.