If you want for everybody to fix things, everybody should know things, share the vision. If management is planning to do things quickly and badly, the dev lead

If you want for everybody to fix things, everybody should know things, share the vision. If management is planning to do things quickly and badly, the dev lead should know that and plan accordingly, trying to do it in the best possible way. If he's kept in the dark, of course he might blunder. But that's not his fault, assuming a company that encourages initiative and fix it yourself attitudes. Best leadership leads by empowering people, not by enslaving them.