Culture is a fundamental area that still requires greater focus, especially if businesses want to be successful in delivering for their customers and other stakeholders. Boards should be taking proactive steps to require further uplifts in capabilities to assess and address cultural characteristics that do not support the effective management of risks. Regulators continue to look for evidenced understanding of root cause, including cultural factors, in issues and incidents. In this article, Rhizome takes a closer look at why risk management failed at Credit Suisse. From culture, the three lines of defence and accountability, they pose the very valid questions: How and why was the voice of risk once again weakened?