Dr Deepak Kumar is a Quantitative Manager (Research) at Google. He leads research in search advertising effectiveness. He and his team develop statistical models that leverage both controlled experiments and observational data to tackle search advertising effectiveness problems and also to help improve the targeting of Google's ads products and sales offerings. He received a B.E from National Institute Of Technology (Karnataka, India), a M.S. from University of Illinois, and PhD from Northwestern University. His master's research focused on data classification algorithms for applications in medical diagnosis and credit card authorization while his doctoral research was on the development of demand models for enterprise-driven product design. At Google, his work has been featured in the letter to board of directors and his team's research has been widely cited and featured in Techcrunch, Search Engine Land, etc.