John Backus Mayes

John Backus Mayes is a seasoned data science professional with extensive experience in leading teams and implementing machine learning solutions to drive customer growth and retention. Currently serving as Senior Manager of Growth ML Engineering at Warner Bros. Discovery since March 2023, John supervises a team of data scientists focused on optimizing customer lifetime value on the Max platform. Prior roles include Data Science Manager at Nordstrom, where John developed the Customer Attribute Library, and Data Science Lead at Hulu, where best practices for customer lifecycle experimentation were established. John's background in physics includes research roles at CERN and SLAC National Accelerator Laboratory, where John coordinated teams and conducted high-energy particle collision analysis. John holds a Ph.D. in Physics from the University of Washington and a BA in Physics from Williams College.