Recent high-profile cases where implantable cardioverter-defibrillator leads and metal-on-metal hip implants failed have drawn attention to the need for use of unique device identification or UDI.

Many banks, airlines, hotels, and health care providers have raced to put as many service activities as possible online. Companies looking to reduce overhead think their customers like the greater freedom. But Professor Elliot Rabinovich finds this line of reasoning flawed.

Supply chain management professor Dan Brooks does research and consulting about decision making in uncertainty and environmental issues. Also director of the W. P.