NEW YORK--(BUSINESS WIRE)--Luxury retailer Saks Fifth Avenue will unveil its highly anticipated Spring 2015 Magalog in store on March 4, 2015. The Magalog, a modern continuation of its traditional catalog, is the largest spring issue in Saks Fifth Avenue’s 90 year history. “Differentiation is key. To stand out in our industry, one must create assets with wow factors,” said Mark Briggs, Chief Marketing and Creative Officer of Saks Fifth Avenue. “The Magalog has that wow factor with strong editor