Retail giant Saks Inc has appointed Karolyn Wangstad senior vice president of product differentiation and trend merchandising for Saks Department Store Group (SDSG).

She has previously held trend merchandising and product development positions for Payless Shoe Source, Montgomery Ward, and The Cato Corporation.

SDSG president and CEO, George Jones, said: "Karolyn is truly one of the greatest talents in our industry when it comes to the art of recognising trends and developing them into differentiated products that produce substantial sales volume.

"Karolyn will be at the heart of our strategic initiative of product differentiation, and I am confident that her expertise will greatly contribute to our future success."