Severe weather struck parts of the US this week, causing widespread destruction like that seen in this aerial view of damaged buildings in Dayton, Ohio. Storms like those are part of the reason the global risk environment is becoming more complex and precarious — a situation that management accountants must help their companies plan for. FM magazine took a closer look at how risk managers are having to scrutinise more risks than ever before — including many unrelated to their core missions — in this article on expanding the risk management landscape from April.