Simon Wardley blogs at <a href="http:&#x2F;&#x2F;blog.gardeviance.org&#x2F;" rel="nofollow">http:&#x2F;&#x2F;blog.gardeviance.org&#x2F;</a><p>One link is <a href="http:&#x2F;&#x2F;blog.gardeviance.org&#x2F;2015&#x2F;10&#x2F;agile-vs-lean-vs-six-sigma.html" rel="nofollow">http:&#x2F;&#x2F;blog.gardeviance.org&#x2F;2015&#x2F;10&#x2F;agile-vs-lean-vs-six-sig...</a><p>(I&#x27;m sure his view and his value maps on strategy will be huge in 5 years, although he is relativly unknown today)