Johan Bollen

It’s often wryly observed that birth rates peak in September, with many studies citing seasonal changes in human biology to explain this post-holiday “baby boom.” But new research from scientists at Indiana University and the Instituto Gulbenkian de Ciência in Portugal finds that spikes in pregnancies are actually rooted in society, not biology. The evidence […]

A study led by computer scientists at Indiana University has found that people with the most connections on social media are also happier. This may cause most social media users to not only regard themselves as less popular than their friends but also less happy. The recently published study is essentially the first to provide […]

Thumbnail image for The I stands for Invention, too

As the new year begins, here’s a tiny sample of what’s new from IU Bloomington faculty, who are inventing, now and for the future. Heard of the Twitter Predictor? Invented by Johan Bollen, associate professor of informatics and computing at IU Bloomington, the predictor is a social media mood-tracking system designed to predict how economic markets, […]

In the spring, Indiana University Bloomington welcomed Myron Gutmann, assistant director of the National Science Foundation’s Directorate in Social, Behavioral, and Economic Sciences. Gutmann was on campus to discuss Rebuilding the Mosaic, an NSF report that encourages scholars in the social, behavioral, and economic sciences to engage in broadly interdisciplinary and collaborative research. As Gutmann […]

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