Miu Miu Design Director Dario Vitale will step down at the end of January, with longtime collaborator Francesca Nicoletti reportedly a potential successor, sources told WWD. Vitale previously worked closely with Fabio Zambernardi, Prada’s former Design Director, who left last year after decades with the brand. Meanwhile, former Miu Miu CEO Benedetta Petruzzo joined Christian Dior Couture as Managing Director in October, reporting to Delphine Arnault, Chairwoman and CEO of Christian Dior Couture.