Dan Ryan is an eclectic scholar and teacher, currently the Kathryn P. Hannam Associate Professor teaching in sociology and public policy at Mills College. With an undergraduate major in mathematical, physical, and computer sciences from New College of Florida, he went on to earn a Ph.D. in sociology from Yale University with a focus on organizations and urban communities. In addition to those topics he has written on time, information, and democracy. He teaches courses ranging from the social control of deviant behavior to geographic information systems for sociologists to modeling and simulation in the social and policy sciences. He is currently working on a book on notification in everyday life and writing about the future of higher education and the liberal arts under the banner "majoring in the 21st century."