David Card is a Canadian economist known for his influential work in labor economics. He was awarded the Nobel Prize in Economic Sciences in 2021 for his research on the effects of minimum wage, immigration, and education on labor markets. His studies often utilize natural experiments to analyze real-world economic issues. Card is a professor at UC Berkeley and has contributed significantly to understanding how economic policies impact workers and employers. His findings have shaped discussions on topics such as wage determination and the effects of education on job opportunities, making him a key figure in contemporary economic research.