Don't be too swayed by the lure of an easy fix and definitely try to understand why a system works the way it does before you change it, but...there's still a lot of low-hanging fruit out there. Our challenge, among others, is to pick it at scale.

London hospital cuts waiting lists with innovative system
Guy’s and St Thomas’ hospital has slashed its elective backlog by running two operating theatres side by side
thetimes.co.uk