Guy Lebanon is an engineering director at Meta where he works on Instagram ads optimization and ranking. Previously, he was a director at Google (android app safety), Amazon (search quality), and Netflix (recommendation systems), and before that he was a tenured associate professor at Georgia Tech. Guy published several books and over 70 refereed articles and received a PhD in machine learning from Carnegie Mellon University. He chaired the 2015 AI & Statistics conference and the 2012 ACM CIKM conference and was action editor of the Journal of Machine Learning Research during 2013-2018. He won first place in the PASCAL image segmentation competition three times, and received an NSF CAREER Award, the WWW best student paper award, the ICML best paper runner-up award, the Yahoo Faculty Research and Engagement Award, and is a Siebel Scholar.