He was previously a research assistant professor at TTIC from 2012 to 2015 and he received his PhD from the Language Technologies Institute at Carnegie Mellon University in 2012. His research focuses on natural language processing and machine learning. Recent interests include paraphrase recognition, narrative modeling, commonsense knowledge representation, and structured prediction in the era of deep learning. His research has been supported by a Sandia National Laboratories Fellowship and gifts from Google and Bloomberg.