Lin Liu Lin Liu is professor of geography at the University of Cincinnati. His main area of expertise is geographic information science (GIS) and its applications to urban-economic problems. He became interested in crime analysis and simulation in year 2000.Dr. Liu is a former president of the Association of the Chinese Professionals in GIS – Abroad. He currently serves in the advisory panel of the Geography and Regional Science program at the National Science Foundation. Dr. Liu received his bachelors and masters degrees from Peking University and his Ph.D. in Geography from the Ohio State University. Read More Read Less