Ulta will soon have a new leader. Lyn Kirby, the creator of Ulta’s hybrid-beauty retail model, wil step aside as chief executive officer by this fall. As a result, the retailer has named Chuck Rubin president and chief operating officer and a board member, effective May 10. Following a transition period of up to four months, Rubin, previously president of North American retail for Office Depot, will become CEO of Ulta, a $1.2 billion company. Rubin has more than 30 years of retail experience...