The Killer C’s: Coupling, Cohesion, and Complexity
Michael Nygard 
JDD 2021 The Killer C’s are like cholesterol: there’s the good kind and the bad kind. When the bad kind gets out of control, it can destroy systems and even whole companies. What can we do to lower complexity and harmful coupling? How can we encourage cohesion and healthy coupling? In this talk, Michael will describe the nature of coupling, cohesion, and complexity and what makes the difference between clogging arteries and running marathons.