David S. Hachen Jr.
David Hachen is an Associate Professor of Sociology and Co-Director of the Interdisciplinary Center for Network Science and Applications (iCeNSA) at the University of Notre Dame. His current research focuses on the dynamic analysis of social networks using cellular telephone call log data, with a specific focus on disentangling tie strength, reciprocity, degree assortativity, and embeddedness using weighted-edge graphs. Working with computer scientists and engineers Dr. Hachen is designing and studying virtual organizations for crowdsourcing as part of the Open Sourcing the Design of Civil Infrastructure(OSD-CI) project. Dr. Hachen is also beginning a study which will use smart phones to collect data on the social networks and tastes of college students in order to examine network evolution and social influence. Dr. Hachen is the author of an innovate introduction to sociology textbook,Sociology in Action: Cases for Critical and Sociological Thinking(Sage, 2001) which uses decision cases to activate student learning.
Summary of Activities/Interests
Social networks, labor markets, social stratification & mobility, organizations, work and occupations, and research methods and statistics.