The old “rule” of citrus scents for summer and woody ones for winter is vanishing. In fact, even the traditional cologne-perfume divide is changing, with more high-end fragrances being made to appeal not only for every season but also every sex. Women are not just purchasing products for their male partners, says Théo Spilka, global vice president of Firmenich International, the largest fragrance manufacturer in the world, “50 percent of people purchasing those products are wearing them on themselves as well.” As a result, “It’s not unusual for us to take an approach to men’s fragrance that will seem very