Daphne Koller is a prominent computer scientist known for her work in artificial intelligence and machine learning. She co-founded Coursera, an online learning platform that offers courses from top universities, making education more accessible to people around the world. Koller has also contributed significantly to the field of probabilistic graphical models. Koller earned her Ph.D. from Stanford University and has held faculty positions at prestigious institutions. She has received numerous awards for her research, including being named a fellow of the Association for the Advancement of Artificial Intelligence and the Association for Computing Machinery.