Delip Rao is a machine learning and natural language processing researcher focused on building AI solutions for consumers and businesses. He has worked on NLP and ML research problems involving semi-supervised learning, graph-based ranking, sequence learning, distributed machine learning, and more, and has published several highly cited papers in these areas. Delip worked as a Research Scientist at Amazon focusing on machine learning and natural language understanding for Amazon Echo, and at Twitter, where he worked on a variety of problems including anomaly detection, spam, content discovery, user modeling, and engagement prediction. He is currently building Joostware, an AI research consulting group, in San Francisco. He frequently blogs on natural language processing and deep learning at deliprao.com.

Brian McMahan is a research engineer at Joostware, a San Francisco-based company specializing in consulting and building intellectual property in natural language processing and deep learning. He has a PhD in Computer Science from Rutgers University where he built Bayesian and Deep Learning models of language and semantics as they apply to machine perception in interactive situations.