Why should you take bullpens seriously?It’s the closest you can get to realistic game speed reps without being in an actual game. Great time to work on throwing fundamentals, blocking from a live arm, etc. EVERY. REP. COUNTS. You’re either getting better or worse.

Receiving: Great way to steal more strikes by moving the ball back to the zone is to think about “mirroring” the shape of the pitch with your glove. In this example, JT Realmuto mirrors the shape of this breaking ball and moves it back towards the center of his body

Blocking is a mindset more than anything. There are many different stances and positions to block from. However, it doesn’t matter what position you block from if the runner is able to take an extra base because you didn’t keep the ball close enough to “stall” that baserunner.

For those of you who believe in glove load & moving the ball, this is a good drill to reset when you are coming out of your load too soon & don’t have enough ball flight to accurately assess where the pitch will end up.

Dear Catcher, This is Mr. Coach. How dare you do a deflection with your mitt on the 100mph FB spiked at 56’ feet. You need to first get off your knee, slide your body over with two knees down, tuck your chin, and get your barehand behind the ball! - Reality: Nice athletic

Yes. He’s a winner and legendary catcher. That is not debatable.

Pitching, in its most general sense, is the disruption of a hitter's timing. Inducing weak contact, or swings and misses, is the goal. Greg Maddux told me one time, during my first WBC when he was the World Baseball Classic USA Baseball pitching coach, that every pitch he delivered was

I’d rather have the wrong pitch delivered with 100% conviction(belief), than the right pitch with 50%. Wait, can you define that analytically? No. Al is 100% correct.

100%