SAN FRANCISCO--(BUSINESS WIRE)--Williams-Sonoma, Inc. (NYSE: WSM) announced today that it will release its first quarter fiscal 2015 results on Wednesday, May 20, 2015, after the market close. Following the release via the wire services, the Company will host a conference call beginning at 5:00 PM Eastern Time, which can be accessed at http://www.williams-sonomainc.com/webcast. Following the call, a replay of the webcast will be available at http://www.williams-sonomainc.com/webcast beginning a