EL SEGUNDO, Calif.--(BUSINESS WIRE)--Mattel, Inc. (NASDAQ: MAT) today announced key changes to the company’s Executive Leadership Team, effective immediately. Richard Dickson and Tim Kilpin will assume expanded responsibilities as President, Chief Brands Officer and President, Chief Commercial Officer, respectively. Both Mr. Dickson and Mr. Kilpin will report to Mattel Chairman and CEO, Bryan G. Stockton. “As we take bold steps to transform Mattel into a more nimble, creative and consumer-centr