Mattel Press to Publish First Ever Original Barbie Young Adult Novel by #1 New York Times Bestselling Author Alex Aster

EL SEGUNDO, Calif.--(BUSINESS WIRE)--Mattel, Inc. (Nasdaq: MAT), a leading global toy and family entertainment company and owner of one of the most iconic brand portfolios in the world, today announced that it will publish Barbie: Dreamscape, a new original Barbie® young adult novel set in a magical dreamworld written by #1 New York Times Bestselling author Alex Aster, on sale in the U.S. and Canada on July 28, 2026. From Mattel Press, the company’s own publishing platform, and brought to life