Mitchell Baker is an American technology executive best known for her role as the co-founder and chairwoman of the Mozilla Corporation. She played a significant part in the development of the Mozilla Firefox web browser, which is widely used for its focus on privacy and open-source principles. Baker has been an advocate for an open and accessible internet, emphasizing the importance of user choice and security. Under her leadership, Mozilla has worked on various initiatives to promote web standards and improve online experiences for users around the world.