A Washington Post Bestseller

Not all collaboration is smart. Make sure you do it right.

Professional service firms face a serious challenge. Their clients increasingly need them to solve complex problems--everything from regulatory compliance to cybersecurity, the kinds of problems that only teams of multidisciplinary experts can tackle.

Yet most firms have carved up their highly specialized, professional experts into narrowly defined practice areas, and collaborating across these silos is often messy, risky, and expensive. Unless you know...