years ago, heather reisman proved herself a counter-revolutionary by declaring print undead. This fall, she doubled down on that bet by taking her cultural department store concept— books plus covetable products plus chill vibes— to the U.S., with a 30,000-square-foot store at the Mall at Short Hills in New Jersey. Her “Heather’s Picks” can make an author’s career. up next: Deciding whether to buy Barnes & Noble, the struggling American book chain. It’s got baggage, but it’s also her main competition in the U.S.