Being slow doesn't make people bad. It just makes them slow. The reality is all leaders and teams have exactly what it takes to grow into more nimble leaders and teams. They have all the requisite goodness in qualities and abilities,
All they need is to gain clarity in how to move in iterations toward greater nimbleness. It takes about 12 weeks to gain the basics and another 6 months to create fluency and habits in them. The distance between slow and nimble is clarity.