Dr. Walker has a passion for helping students explore science and technology. She has taught a wide range of technology  and technology related courses at the secondary and post secondary levels. Her teaching interests include programming, web building and cyber security. In addition, she has taught courses exploring the underrepresentation of traditionally underserved populations in science and technology as well as the contributions of women to science and technology. She is passionate about broadening the participation in computer science. Her research interests include the causes of underrepresentation of traditionally underrepresented populations in science and technology and the influence of technology on our perceptions of gender and identity.