Jigsaw Jigsaw CEO Peter Ruis is exiting the company. Ruis joined the fashion retailer in 2013, taking over for Jigsaw’s joint CEOs, its founder John Robinson and chairman Charles Atterton. As part of this transition, Atterton will take over as Jigsaw’s executive chairman. Jigsaw did not disclose who would replace Ruis yet. W.L. Gore & Associates…