This news is about a few weeks old, but I figured you might've missed it.
Jim McGill of Bear Insider with the report on the Ventura athlete.
"It was real rainy, but the game was really cool. They have this ritual where they do this drumbeat when they walk in the locker room and that got me really pumped up."
Jefferson's rapport with the Cal staff made a big impression on the speedy outside linebacker.
"I like all the coaches," said Jefferson. "They act just like us. They're really down-to-earth. I just feel like I can really be myself there and look forward to playing there.
"The education really sold me, too. It's the best around. And I like the way they practice in the morning to give enough time to focus on academics and get to sleep on time. That helps a lot."
California Golden Blogs with additional details.
He's ranked as the 34th best OLB by Scout, the 36th best OLB by ESPN, and the 60th best national athlete and the 63rd best state recruit by Rivals.
Jefferson is slated to play outside linebacker in college and had offers from the Arizona and Washington schools along with Boise State.
Finally, here's some highlight video! His sophomore tape requires a Rivals subscription.
JALEN JEFFERSON ST. BONAVENTURE HIGH SCHOOLJUNIOR HIGHLIGHTS (via lightsoutd805)