Standing taller during a screwball pitch can significantly improve both your control and power. From my experience, focusing on your posture before and during the pitching motion helps maintain balance and increases pitch consistency. A common mistake is collapsing the upper body, which reduces velocity and accuracy. Incorporating targeted pitching drills that emphasize a strong, upright stance has been a game changer. For example, practicing with a focus on engaging your core and keeping your shoulders aligned helps you maintain that taller posture through release. I've found that video recording your practice sessions and reviewing posture frame-by-frame provides valuable feedback. Additionally, soft tissue work, such as stretching the hip flexors and strengthening the back muscles, supports better posture and reduces fatigue. These physical adjustments allow for a smoother, more controlled screwball delivery. By standing taller and maintaining body awareness, you can add deception and movement to your screwball, making it more effective against batters. Keep in mind that consistency comes with repetition and mindful practice, so integrate these tips gradually into your routine to see the best results.