Alex Aster on Writing Barbie World’s First-Ever YA Book, Sending Her ‘Lightlark’ Movie Producers ‘Really Smart’ Fan Casts

BookTok sensation Alex Aster stepped away from the worlds of her bestselling “Lightlark” and “Starside” novels this week to celebrate the debut of her new book, which is based on IP that predates her works by more than six decades: Barbie. Author Aster, who has now released 10 titles over the past six years, was…