Let's see, an expert at racing lasers and fins. Yup, he should know everything about multi-hull racing tactics. That'll fix it.
I like the choice. He's been driving boat #1 all this time and he has a good feel for speeds, tacking angles/time, time on distance, the effect of the currents, etc.
He and Jimmy might just gel better. Who knows if there was friction between JS and JK.