REDWOOD CITY, Calif.--(BUSINESS WIRE)--Shutterfly Inc. (NASDAQ: SFLY) announced today that it will mail a letter to stockholders in connection with its upcoming 2015 Annual Meeting of Stockholders, scheduled for June 12, 2015. On June 2, 2015, leading independent proxy advisory firm Glass Lewis & Co. recommended that Shutterfly stockholders vote for Shutterfly’s director nominees Jeffrey T. Housenbold and James N. White on the WHITE proxy card. The Shutterfly Board unanimously recommends th