Former Costco CEO Talks With MIT Business Class

CAMBRIDGE, MA - MAY 7: Costco Wholesale co-founder and retired CEO James Sinegal, right center, speaks to the class of Zeynep Ton, left center, adjunct associate professor of operations management, during a class spotlighting workers' issues at the MIT Sloan School of Management in Cambridge, MA on May 7, 2018. Also attending are general manager Sean McKendry and meat manager Todd Miner of the Waltham store. After class, Ton and some students went on a field trip to the store. (Photo by Pat Greenhouse/The Boston Globe via Getty Images)