In 2013, Andrew Zimmerman received a letter from Facebook’s legal council. Zimmerman had just taken charge as president of Frog, the storied design consultancy that helped bring about everything from ...

Unless you've been on a desert isle for nearly four decades, innovative designs from industry icon Hartmut Esslinger and his team at Sunnyvale, Calif.-based frog design have likely caught your eye.

Bruce Nussbaum was right to close the book on Design Thinking. It is time to move on. Business never really got the message. What businesses continue to care about is innovation. While designers may ...