;#Faculty News;# | HBR Blogs | 25
The Silent Killer of Big Companies
by Boris Groysberg
A leading mobile-phone maker falls out of step with its market — and struggles to catch up. An energy-trading company rises high — and then suddenly implodes. A luxury cruise ship takes a wrong turn — and the parent cruise-line company finds itself on troubled waters. A mighty oil company presides over an environmental disaster — one that spills over to become a PR disaster as well.