His teaching focuses on communications and technology, including a course on Web Design and Architecture – which has a Digital Humanities component. He has worked on the Elizabeth Barrett Browning Archive and on projects with Dalhousie University Digital Archives and Special Collections. Since work on Thomas De Quincey as a graduate student, Keith has been interested in imaginative responses to urban life. His current research focuses on the use of mobile applications by institutions of cultural memory to connect visitors and tourists to objects, places, and events.