SPaMCAST 575 features our essay on the lightning-rod issue: hybridizing agile methods and techniques. We can all agree that fitting a model to an observed reality requires the flexibility to hybridize. Why do we it so wrong so often? We will also have a visit from Jon M Quigley and his Alpha and Omega of Product Development column. Jon and I talked about Deming and his impact on our lives and a book club we are launching early next year. Re-Read Saturday News In this week’s installment of our re-read of we talk about the Fourfold Pattern, Certainty Effect and the Possibility Effect (Chapter 29).  Simply put “people are not perfectly rational choosers,” which makes it hard to make consistently good decisions.   Remember, if you do not have a favorite, dog-eared copy of , please buy a copy.  Using the links in this blog entry helps support the blog and its alter-ego, The Software Process and Measurement Cast. ,  It’s time to get reading! The current installment of Re-read Saturday: Week 29: -   Next SPaMCAST SPaMCAST 576 will feature a conversation with Kim Pries, the Software Sensei on learning, quality, craftsmanship, and future plans. This is one of those conversations that is full of serendipity.