Springfield, MA tornado which sucked water from a local river gets EF-3 rating on a scale of 5 (intensity map, kmz, pictures)

Assistant Vice President for Partnerships in Strategic Defense Innnovation and Professor of Communication at Purdue University, Director of the FORCES initiative leads research teams that study the relationship between technological and social systems using big data, simulation, and mapping approaches. He published papers and articles in Journal of Communication, Communication Research, Information Society, National Interest, and Foreign Policy. He is the author or co-editor of several books. The most recent is Structural differentation in social media. He also co-edited Ethical Reasoning in Big Data,Transparency in social media and Roles, Trust, and Reputation in Social Media Knowledge Markets: Theory and Methods (Computational Social Sciences) , all three the product of the NSF funded KredibleNet project. Dr. Matei's teaching portfolio includes technology and strategy, online interaction, and digital media analytics classes. A former BBC World Service journalist, his contributions have been published in Esquire and several leading Romanian newspapers. In Romania, he is known for his books Boierii Mintii (The Mind Boyars), Idolii forului (Idols of the forum), and Idei de schimb (Spare ideas).