Managing bottom-up change is its own art. You can start by honoring errors. You have to have a certain number of mistakes and small failures or you’re not trying hard enough….
Almost all innovation in all a system happens at fringes. So maximize fringes. The nature of an innovation is that it will arise at a fringe where it can afford to become prevalent enough to establish its usefulness without being overwhelmed by the inertia of the orthodox system.