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Defense

The following is a listing of all posts in the category of Defense for our site.

Click on the links to read the individual posts.

DB Run Support Secret: 4 Drills That Fix Poor Angles & Missed Tackles

Kyle Barnes, Nickels Coach, James Madison The full video is available inside Glazier Drive: DB Run Support Technique This article was originally posted on the Glazier Coaching Blog. See why 33,000+ coaches from schools across the nation trust Glazier Drive to help their program succeed.  Glazier Drive has  2,000+ Curated Videos from Top Coaches, 40 Complete Coaching Systems, and ...

The Proven System to Teach Your LBs to INSTANTLY Read & React to Quick Game & Scat

Dan Carrel, Co-DC/LB Coach, Coastal Carolina View the entire video on Glazier Drive: How to Teach LB’s to Read Pass Actions This article was originally posted on the Glazier Coaching Blog. See why 33,000+ coaches from schools across the nation trust Glazier Drive to help their program succeed.  Glazier Drive has  2,000+ Curated Videos from Top Coaches, 40 Complete ...

The 40% Rule: Create Devastating Negative Plays on Early Downs with BTF

Kevie Thompson, Nickels Coach, Oklahoma State Watch the entire video Pressure, Blitz Packages, & Creating Takeaways out of a Multiple 4-2-5 Defense on Glazier Drive This article was originally posted on the Glazier Coaching Blog. See why 33,000+ coaches from schools across the nation trust Glazier Drive to help their program succeed.  Glazier Drive has  2,000+ Curated Videos from ...

Dominate Spread Offenses with a Pattern Read Trap Defense That Changes Everything

Jared Sloan, Defensive Coordinator, Magnolia West HS, TX Watch the complete video on Glazier Drive at Defending the Spread in the 3-4 Defense: Specifically 3×1 This article was originally posted on the Glazier Coaching Blog. See why 33,000+ coaches from schools across the nation trust Glazier Drive to help their program succeed.  Glazier Drive has  2,000+ Curated Videos from ...

Missed Tackles = Explosive Plays (DB Tracking Drills to Fix Them)

Brent Jackson, Defensive Quality Control, Indianapolis Colts For Coach Jackson’s entire Glazier Drive presentation, visit DB Tackling & Tracking This article was originally posted on the Glazier Coaching Blog. See why 33,000+ coaches from schools across the nation trust Glazier Drive to help their program succeed.  Glazier Drive has  2,000+ Curated Videos from Top Coaches, 40 Complete Coaching Systems, ...

3 Simple Drills (with Techniques) to Improve OLB Block Shedding

Matt Mitchell, O-LB Coach, Wisconsin Visit Glazier Drive to watch Coach Mitchell’s entire presentation on O-LB Run Game Fundamentals & Drills This article was originally posted on the Glazier Coaching Blog. See why 33,000+ coaches from schools across the nation trust Glazier Drive to help their program succeed.  Glazier Drive has  2,000+ Curated Videos from Top Coaches, 40 Complete ...

Master Run & Pass Fits with the Banjo Drill

Bill Brechin, Defensive Coordinator, Miami (OH) This video is a segment of his Glazier Drive clinic on: LB Run Fits & Tracking This article was originally posted on the Glazier Coaching Blog. See why 33,000+ coaches from schools across the nation trust Glazier Drive to help their program succeed.  Glazier Drive has  2,000+ Curated Videos from Top Coaches, 40 ...

Eliminate Explosives: Defensive Strategies to Pressure QBs Against 10 Personnel 2×2 Sets

Shane Dierking, DC, North Central College (IL) Watch the entire Glazier Drive video: 4-2-5 Defending 10 Personnel This article was originally posted on the Glazier Coaching Blog. See why 33,000+ coaches from schools across the nation trust Glazier Drive to help their program succeed.  Glazier Drive has  2,000+ Curated Videos from Top Coaches, 40 Complete Coaching Systems, and Exclusive ...

Create RELENTLESS Pass Rushers: 6 Must-Have D-Line Drills

This article was originally posted on the Glazier Coaching Blog. As a D-Line coach, you need to help every pass rusher have a primary move, a counter, and a great get-off. In the video below, Colorado State D-Line Coach Chuka Ndulue, shows practice film and game application of six drills that he uses with his offensive linemen. His ...

Team Drill for the Hunting Phase of Tackling (Reduce Leverage Mistakes)

This article was originally posted on the Glazier Coaching Blog. Mastering the hunting phase of tackling is critical for defensive success, yet it’s where most players develop bad habits that lead to missed tackles and big plays. This team drill specifically targets leverage mistakes during the hunting phase, giving your defenders the confidence and technique they need ...

DOMINATE the Ground Game: Elite 3-3-3 High Safety Run Fits

This article was originally posted on the Glazier Coaching Blog. In this breakdown video, Tremaine Jackson (Head Coach Prairie View A&M) reveals the exact 3-3-3 defensive run fits that he has used to consistently shut down even the most explosive ground attacks, giving you the tactical advantage your defense needs. The video was taken from his Glazier ...

3-4 Field Strength Defense Reduction & Coverage REVEALED: Simple System That WINS

This article was originally posted on the Glazier Coaching Blog. Nick Pelham, Head Coach, White Knoll HS, SC did a study and discovered that 78% of plays originate within five yards of the hash.  That dictated some changes to their defense. The video below is an overview of their strategic approach to defensive football that prioritizes simplicity, ...

Alley Tackle Breakdown: Techniques and Drills for Tackling in Space

This article was originally posted on the Glazier Coaching Blog. Arkansas Co-DC/DB Coach Marcus Woodson illustrates the angle tackle in space through detailed drill demonstrations, game footage, and coaching commentary, providing coaches with actionable insights for improving defensive performance in open-field tackling scenarios. The video (Tackling in Space: Alley Tackle) is one of the 10 lessons from ...

3 Easy Line Game Calls to Change Up Gap Responsibilities in the 4-3

This article was originally posted on the Glazier Coaching Blog. Scott Goolsby, Defensive Coordinator, Auburn HS, AL has played a four-down front for over 10 years.  One of the issues he faces is that it can become predictable.  He uses games, twists, and stems to change gap responsibilities and make the defense less static. In the YouTube ...

5 Elite Tackling Drills Progression from Closing Space to Wrap Up & Squeeze

This article was originally posted on the Glazier Coaching Blog. Todd Auer, Defensive Coordinator, Western Colorado uses practice video to explain his systematic tackling progression that builds from basic fundamentals to more complex techniques. Throughout all drills, Coach stresses the importance of proper eye discipline, avoiding excessive “hugging,” maintaining proper leverage, and executing with power and proper technique. His entire ...

DB Tackling Blueprint: Safe, Effective, and Game-Changing (Coug, Roll, & Profile)

This article was originally posted on the Glazier Coaching Blog. Josh Christian-Young, DB Coach, Houston, shows multiple examples from both rugby (showing the same techniques without helmets) and the team’s spring practices to illustrate each tackling method, emphasizing player safety while maintaining tackling effectiveness. You can check out his entire Glazier Drive presentation on their Tackling Techniques on Glazier ...

Defensive Coordinator’s Playbook: Gap Cancelling Tools That Change Games

This article was originally posted on the Glazier Coaching Blog. Why manipulate gaps? Shane Dierking, DC/DB Coach of 2024 DIII National Champions North Central College (IL), believes: 10 Personnel: Relieve Stress on Conflict Players, Eliminate Easy Access Throws 11 Personnel: Can play zone coverages you want (Multiplicity), while being gap sound (Especially with Y Off) Make Offense React Post-Snap: QB RPO Reads, OL ...

Perfecting Pattern Match Drops: LB Pass Coverage Drills & Techniques

This article was originally posted on the Glazier Coaching Blog. This in-depth coaching tutorial from JJ Clark, Defensive Coordinator at UTEP, breaks down the critical details of some of their defensive pass drop techniques for linebackers and defensive backs. Coach Clark provides a comprehensive breakdown of how defenders should move.  For more information on: Comprehensive LB Pass Game Fundamentals. See ...

DRASTICALLY Reduce Missed Tackles: The Coach’s Guide to Leverage Shoulder Tackling

This article was originally posted on the Glazier Coaching Blog. Matt Mitchell, the Outside Linebackers Coach at Wisconsin shows practice film of some of their tackling techniques and drills.  The video focuses on how they teach their techniques, particularly emphasizing the “same foot, same shoulder” principle and leveraging body position. He breaks down tackling into several phases and ...

Keeping Pass Downs Simple: Even Front Nickel Without Changing Personnel

This article was originally posted on the Glazier Coaching Blog. Nick Pelham, Head Coach, White Knoll HS (SC), has several reasons that he likes to change between even and odd front on passing downs. Among his reasons are: The opponent must prepare to protect against even and odd fronts It allows you to take advantage of matchups Better for simulated pressures Allows you ...

National Champions Reveal: 3 Keys to Shutting Down 10 Trips Bunch

This article was originally posted on the Glazier Coaching Blog. North Central College’s run to the national championship run wasn’t just about talent – it was about solving the most challenging offensive formations in modern football. In this exclusive breakdown, Defensive Coordinator  Shane Dierking reveals the exact adjustments and techniques that neutralized the increasingly popular 10 Trips ...

Next-Level 3rd Down Pressure Call: Wide Iso Siccum Hot

This article was originally posted on the Glazier Coaching Blog. The difference between winning and losing often comes down to third down, and having a pressure package that consistently creates chaos is essential for defensive success. In this video, we break down a devastating 3rd down pressure call – the Wide Iso Siccum Hot  to consistently ...

D-Line Stunts and Movements to Beat Combos & Keep the O-line Off-Balance

This article was originally posted on the Glazier Coaching Blog. Defensive line stunts can be the difference between a stagnant pass rush and one that consistently disrupts the backfield. In this comprehensive breakdown, Colorado D-Line Coach Chuka Ndule explores a series of coordinated D-line movements designed to create confusion among offensive line combinations while maintaining gap ...

DB Domination: Game-Ready Block Destruction & Tackling Drills & Techniques

This article was originally posted on the Glazier Coaching Blog. Bill Brechin, Defensive Coordinator, Miami (OH) holds the following beliefs about block destruction: It is a necessary technique to eliminate space between the tackler and the ball carrier. Reduce field space Play north and south Eliminate big plays Improve your tackling This video segment is from Coach Brechin’s Glazier Drive talk on DB Block Destruction ...

How to Quickly & Easily change from a static 4-3 into Odd Fronts to Maximize Pressure

This article was originally posted on the Glazier Coaching Blog. One of the drawbacks to the 4-3 is that it is static and that you are placing guys in gaps.  Offenses feel like they know where defenders will be.  They know where the big gap bubble is.  One of the reasons you need to get into ...

DC’s Playbook: 5 Group Defensive Drills Top Programs Use Daily

This article was originally posted on the Glazier Coaching Blog. Every successful defense is built on a foundation of consistent, well-executed team drills that develop both individual skills and group cohesion. In this video, Kasey Smith, Defensive Coordinator, Gainesville HS, GA shares five essential defensive drills that top programs rely on daily to build championship-caliber defenses – ...

Cover 3 Breakdown: Elite Curl/Flat Defender Techniques

This article was originally posted on the Glazier Coaching Blog. Skyler Cassity, Defensive Coordinator at North Texas, teaches Cover 3 as a complete vision coverage.  They do not look at routes, they read the quarterback’s shoulders and eyes and aim to make him throw into tighter windows. The video below was recorded when Coach Cassity was the DC at ...

FAST, Flexible Run Fits to Disrupt Multiple Formations (Force, Attack, Slam, Track)

This article was originally posted on the Glazier Coaching Blog. Adaptability is one key to shutting down complex offensive schemes. The FAST system—Force, Attack, Slam, Track—provides coaches with an easy to teach approach to run fits that can neutralize even the most dynamic multi-formation offenses Donald Davis, Head Coach, Mount Saint Joseph HS (MD), presents his system on Glazier ...

Cover 2 Safety Play Mastery: 5 Essential Drills That Prevent Big Plays

This article was originally posted on the Glazier Coaching Blog. In this comprehensive video, Josh Christian-Young (DB Coach at Houston) breaks down five essential drills that will transform your safeties and ensure your Cover 2 scheme performs exactly as designed. The video includes practice film that illustrates the Houston Cover 2 philosophy, rules, and drills they use to ...

Tackling Strike Phase Techniques & Drills (Change the Physical Shape of the Ball Carrier)

This article was originally posted on the Glazier Coaching Blog. The most critical moment in tackling happens during the strike phase, where defenders can dictate the outcome by altering the ball carrier’s physical shape and momentum. In this video, UTEP DC JJ Clark breaks down proven techniques and practical drills that teach defenders to dominate this crucial ...

 

 

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