Kalani, as those guys were to Lavell. The backbone of BYU's coaching continuity. And really, besides coach Hill, some other guys like Guilford, Poppinga, Pou'ha, Ena, Fesi Sitake, Woods, Gary Anderson, and others. They are pretty much all knocking it out of the park right now.
But in today's world, that kind of retention is almost unheard of, and regardless, even some retention takes a lot of $$$