About Reda Alhajj Books by Reda Alhajj Social Networks and Surveillance for Society by (author) Tansel Özyer edited by Sambit Bakshi & Reda Alhajj Network Intelligence Meets User Centered Social Media Networks by (author) Reda Alhajj edited by H. Ulrich Hoppe, Tobias Hecking, Piotr Bródka & Przemyslaw Kazienko Machine Learning Techniques for Online Social Networks by (author) Tansel Özyer edited by Reda Alhajj Encyclopedia of Social Network Analysis and Mining by (author) Reda Alhajj edited by Jon Rokne