"Carl was extremely energetic, and loved to share his energy, " recalled Mr. Laubach, who praised Mr. Young's talent for "nugget chasing, " or finding tornadoes in otherwise small weather systems.
In Chasing Stars: The Myth of Talent and the Portability of Performance, Groysberg examined the careers of more than a thousand top analysts and found that in most cases, those who change firms suffer an immediate and lasting decline.