Prof. Ponnurangam Kumaraguru, aka ‘PK’, is a Professor at the International Institute of Information Technology (IIIT), Hyderabad. He is a TEDx and an ACM Distinguished speaker & ACM India Eminent Speaker. He earned his Ph.D. from the School of Computer Science at Carnegie Mellon University (CMU). He founded PreCog, a research group at IIIT-Hyderabad. His interests lie in the areas of Computational Social Science, Social Computing, Privacy, Security, Online Social Networks. E-mail: pk.guru [at] iiit.ac.in.