At age 16, he was awarded a national scholarship to attend the United World College of the Atlantic where he earned his International Baccalaureate.

Chan School of Public Health at Harvard University as an Assistant Professor of Biostatistics.

He directs the Onnela Lab which focuses on statistical network science and digital phenotyping.

Starting in 2005, Onnela began using cell phone data to study human social behavior.

[5] The Beiwe Research Platform for high-throughput smartphone-based digital phenotyping is one of a class of mobile phone based sensing softwares.