(This is a guest post by Rich Mironov, who coaches product executive and product management/owner teams. He wrote The Art of Product Management. You can find Rich on Twitter, LinkedIn or on his blog.)
I was at a recent Lean Startup Circle talk about the future of product management. It was a "back to the future" moment for me, hearing about the need for the strong strategic product management that predates Lean and Agile. A return to first principles, but with more build-measure-learn.