Stephan's Wednesday Picks

• Roger Martin: The battle for the soul of strategy (Medium)
• Ikea is launching a furniture buy-back program (Fast Company)
• Instacart goes deeper into digital advertising as grocery delivery slows (WSJ)
• Wittington Ventures: Food loss and waste - Part I (Medium)
• U.S. grocers prepare for possible snack shortages as Mondelez workers strike (WSJ)