New York City — J.Crew Group has taken important steps to build out its leadership team in order to advance its long term strategic growth plan. The company has appointed four highly experienced retail industry leaders — Jose Davila, chief people officer; Danielle Schmelkin, chief information officer; Derek Yarbrough, chief marketing officer; and Liz Hershfield, senior vice president, sustainability — to its senior management team. “I believe strong and relevant brands are customer-centric, community-minded, purpose-driven and powered through innovation, technology and a deeply collaborative culture,” says Libby Wadle, chief executive …