After five years, Simon & Schuster ceo Jonathan Karp will step down from his leadership position once a replacement is selected, when he will become publisher of a new Simon Six imprint. He suggests in an announcement that this plan has been in mind for some time: “Simon and Schuster is on a great growth trajectory right now, and it has been a privilege to lead the company for the last five years. When KKR acquired Simon & Schuster, I agreed to stay on through the transition, but my north s...