Stephan's Tuesday Picks

• Roger Martin: The delusion of single point accountability (Medium)
• The future of food (NYT)
• The Great Attrition in frontline retail - and what retailers can do about it (McKinsey)
• Lactose tolerance is an evolutionary puzzle (The Atlantic)
• Inside Amazon's plan to 'neutralize' powerful unions by hiring ex-inmates and 'vulnerable students' (Recode)