Guest post from Dennis Gentilin of the National Australia Bank and author of the forthcoming book, “The Origins of Ethical Failures”

As we all know, last week the car manufacturer Volkswagen admitted to installing software in over 11 million of their diesel engine cars that was designed to cheat emission tests. At worst, some commentators have suggested that Volkswagen are responsible for the premature death of people with respiratory conditions. At best, it is extraordinarily deceitful and unethical conduct.

It is highly unlikely that a scandal of this magnitude is the work of a handful of rogues. Rather it points to a systemic disrespect for principled conduct at numerous levels of the organization. No doubt the pending investigation will uncover failures in governance and compliance. However, as with all corporate scandals of this nature, my hypothesis is that at least one (or some) of the following five factors would have been at play: