John Wolpert 

@jwolpert
John Wolpert writes about innovation, emerging technology and product development. Preorder the new book, "The Two But Rule: Turn Negative Thinking Into Positive Solutions" wherever you buy books.
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The Two But Rule
By John Wolpert
The official newsletter of "The Two But Rule: Turn Negative Thinking Into Positive Solutions" (Wiley, jwolpert.com). Subscribers get weekly insights into solving hard problems, creating innovative products, and building better teams in a complex world.