Michelle Gass

— By Katie Lee —   Kohl’s expands with smaller-format stores, including Sephora in-store shops; launches new digital conveniences; and reduces its environmental impact.     Kohl’s is going big …by strategically going small. While some traditional discount department stores might bring to mind giant power centers with huge parking fields, Kohl’s is betting on the trend that a smaller footprint can better meet the demands of today’s savvy shopper. Just because the physical space is smaller doesn’t mean big things aren’t happening. With more than 1,100 stores across the …