Avery Ryan is a fictional character from the television series CSI: Cyber. She is portrayed by actress Patricia Arquette and serves as the head of the FBI's Cyber Crime Division. Avery specializes in investigating cybercrimes and uses her expertise to solve complex cases involving technology and the internet. In the series, Avery is depicted as a skilled and determined investigator who often collaborates with a team of experts. The show highlights her ability to navigate the challenges of modern crime, emphasizing the importance of cybersecurity in today's digital world.