Alexander DiLeonardo serves as the Chief People Officer at Citadel Securities and as a member of the Board of Directors for Miami City Ballet. Previously, Alexander held the position of Chief Talent Officer at Activision Blizzard and was a Partner at McKinsey & Company, where roles included Senior Expert, Associate Partner, and Expert. Earlier in the career, Alexander worked at JPMorgan Chase as an Associate. Educational background includes a Master of Science in Public Policy and Management and a Bachelor of Science in Business Administration, both obtained from Carnegie Mellon University, with studies completed between 2004 and 2010.