Consolidations are said to take place this week in advance of a trove of annual meetings.
As Dior and Schiaparelli mark anniversaries, Versace has canceled its Atelier Versace couture show in favor of client events.
The fashion community is in wait-and-see mode as President Trump kicks off his agenda.
The exhibition tracing the career of the fashion maverick is to arrive in Paris in April 2015.
She succeeds Marie Lannelongue, who has headed the magazine since its launch in France in 2004.
Guests including Tom Ford, Sarah Burton, Mario Testino and Amanda Wakeley crowded into The Wolseley on London’s Piccadilly on Thursday.