There is a vivid discussion going on between the advocates and critics of design thinking. But see for yourself:

Design Thinking: A Useful Myth, Don Norman, Core 77, 2010

Design Thinking: Dear Don … Bill Moggridge, Core 77, 2010

Design Thinking Is A Failed Experiment. So What’s Next? Bruce Nussbaum, Fastcodesign, 2011

Design Thinking versus Creative Intelligence, Tom Berno, DMI, 2011

Design Thinking isn’t a miracle cure, but here is how it helps, Helen Walters, Fastcodesign, 2011

Rethinking Design Thinking, Don Norman, Core 77, 2013