<qa>  What is the name of the educational campaign that will be delivered to physicians in each intervention cluster?An educational campaign about the purpose of the study and risks of benzodiazepine and sedative prescriptions will be delivered to physicians in each intervention cluster. The educational campaign will include a presentation by the chief of the medical service at teaching rounds at the beginning of the intervention, an electronic message sent to all physicians on the medical service, and posting of the Choosing Wisely Canada- Geriatrics guidelines. 