He is theson of Carine Roitfeld. Alexander is president of CR Fashion Book Ltd., the media company that publishes the namesake biannual style magazine founded by his mother, Carine Roitfeld. He leads business strategy, business development, part- nerships, and extensions of the CR Fashion Book brand across publishing, licensing, and consulting, including an international partnership with Hearst Communications Inc. Under his leadership, CRFB has revitalized its companion men's publication, CR MEN, launched its first international edition, CR Fashion Book Japan, and produced special projects, including an annual calendar CR Women. Roitfeld is also President of CR Studio, a creative and production agency that he launched with clients ranging from Christian Dior and Chanel to Yeezy and Philipp Plein. At the 17th annual Cinema Against Aids a f A R gala in Cannes in 2010, Roitfeld collaborated with amfAr-supporter Giorgio Armani on contributing to the organization's auction tent, which included an exhibition of works by Richard Hambleton. Roitfeld and Andy Valmorbida curated the collection and donated two rare pieces to the event. Auctioneer Simon de Pury moderated the bidding and the lots brought a combined total of $920,000. Reston Roitfiled is interviewed on screen in the 2017 documentary on Hambleton, Shadowman. He has worked on exhibitions with the Moscow Museum of Modern Art, Sotheby's S2 Gallery and Phillipsde Pury.