43AFCABlitzingbyTomClark
Transcript of 43AFCABlitzingbyTomClark
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It is truly an honor to be able to presentto you the philosophy and basic ele-ments of our defense here at Catholic
University. On behalf of our players and our
coaching staff, I would like to thank the
American Football Coaches Association for
allowing us to contribute to this years
Summer Manual.
Our philosophy is adapted from the
pitcher/hitter baseball analogy; hence, thetitle of the article. A good pitcher needs
three pitches: a fastball, a change-up and a
curveball. He also needs control and good
pitch selection. These ingredients prevent
home runs and drives into gaps.
The same philosophy holds true in
defensive football. We need a fastball (five-
or six-man pressure blitzes), a change-up
(three- or four-man pressure with two-deep
and route reading coverage), and a curve-
ball (zone blitzes with three-deep cover-
age). We also need control (good tech-
nique teaching and sound key progression)
and good pitch selection (game planning
and defensive game calls). At this time, I
would like to introduce to you our defensive
coordinator, Bob Larson. He will discuss
our defense more fully.
History
Over the last five years since Tom Clarks
arrival at Catholic University, a major
revamping of the program has taken place.
This pressure blitzing style of defense has
developed with the hope of putting us in a
position to compete, to contend, and to ulti-
mately be as successful as any program in
the nation. With the effort of our defensive
staff Steve Ghent, Clay Goldston, Tom
Mulholland, Billy Harris and Pat Swoyer
we have committed ourselves to this plan.
We hope that you will find our approach
informative and useful for your program.
We are sold on this defensive philoso-
phy with its potential for multiplicity and
flexibility. Because of the potency and pro-
ductivity of our our own offense, matchingwits with their expertise has encouraged us
to be more proactive in our approach to
defense. We believe that with todays mul-
tiple offensive climate, an attacking,
aggressive, disruptive and multiple
defense forces offenses to narrow their
scope to account for the unexpected on
defense. We wanted to look multiple and
complicated with our fronts and coverages.
But, at the same time, be simple in our
techniques and sound in our execution. We
wanted to create a defensive scheme that
could adjust to and disrupt the differing for-
mations, shifts, and motions, while still
being able to overload and attack weak-
nesses in both pass protections and run
blocking schemes. This scheme would
have to give us the opportunity to effective-
ly prepare our players for the diversity that
we could potentially face. As coaches, we
set out to develop an effective time-man-aged approach of integrating common
defensive fundamentals and techniques
needed by all of our players in our teaching
progression and installation. If successful,
the possibilities for multiplicity and flexibili-
ty in both schemes and personnel would be
boundless.
We challenged ourselves to find the
answers to four basic questions:
1. Could we stress the passing game
and protections with a blitz while still disrupt-
ing routes and the rhythm of the quarterback?
2. Could we stress the running game
with more hats than they could block at
the point of attack or with gap exchanges
and movements?
3. Could we be fundamentally sound
and expert technicians?
4. Could we cover our weaknesses and
rally to breaking points with this fastball
approach?
Pressure Defensive Philosophy
Our starting point begins with the follow-
ing seven tenets of our pressure defense:
1. Cause offensive assignment and
play-calling confusion with multiple defen-
sive alignment
No-huddle defense.
Pre-snap stems (movement), bluffs
(fake blitz), prowls (line of scrimmage
movement).
Post-snap movements, base align-
ment blitzes.
2. Stress line of scrimmage with multiple
fronts and blitz.
Blitz to alter pre-snap offensive block-
ing assignments. Blitz to narrow or dictate offensive
audible system.
Blitz to force poor decisions by offen-
sive personnel.
3. Disguise and mix coverages.
Man-to-man look pre-snap stem, post-
snap movement to zone.
Zone look pre-snap stem, post-snap
movement to man-to-man.
Multiple look to confuse pre-snap read
or hot choice.
Bob Larson, Defensive Coordinator
Three Strikes, Youre Out!:The Cardinal Way
Tom Clark
Head Coach
CatholicUniversity
Washington,D.C.
Bob Larson
Def. Coordinator
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will pressure with any combination of five,
drop three underneath zone defenders and
three third field defenders.
Integrated Blitz Techniques and
Fundamentals
Our entire defensive unit must be profi-
cient blitzers. Therefore, we use a cross-
coached blitz technique circuit and an indi-
vidual position/group blitz period. The blitz
circuit concentrates on stems, bluffs, prowls,
ball key, cadence, gap control principles, plus
run/pass read diagnosis. The individual posi-
tion/group blitz period builds on the circuit
principles, adds the primary and secondary
key progression and playside/backside
responsibilities. Our starting point in both is
always vs. air. We then add the variables to
bring us to full speed game situations.
Integrated Coverage Techniques
and Fundamentals
Most of our defensive unit must be profi-
cient in our multiple coverage. Therefore,
common techniques and fundamentals are
coached in all individual position groups and
built into the cross-coached group periods.
We will devote one day/practice session to
each of our three packages: man-to-man
with no help, man-free and zone. We inte-
grate and mix our coverages and personnel
daily with our pass skeleton period in a rota-
tion with our pass rush (blitz) periods.
Keys and Progression
Pre-snap keys to post-snap execution
activate our position key progression. As a
starting reference point, our linemen key
ball movement peripherally for get off. They
sight an aiming point on a man for contact
and control or an imaginary reference point
for non-contact take-off. In any predeter-
mined movement, they will key ball move-
ment. Our linebackers, because of our man
emphasis, key their man-to-man responsi-
bility. If their read is unclear pre-snap, they
will key a focal point between two potential
responsibilities. Our secondary will followthe same progression as the linebackers in
man coverage. The free safety in man/free
will key the quarterback for lane of the ball,
to the strongside receiver; alley key if
option pattern shows. We generally follow
this simple coverage principle: key ball to
man in zone, and man to ball in man.
Good Pitch Selection
In our weekly practice preparation,
game planning, and game plan execution,
we focus on strong tendencies. Personnel,
down and distance, field position or forma-
tion tendencies, if available, will be exploit-
ed. However, if we do not recognize con-
sistent tendencies either during preparation
and planning, we will dictate the tempo by
scripting, rotating our calls and rotating our
personnel. If they begin to settle in to a
plan, we plan to take it away. If they do not
settle in, we are multiple. If we can be
proactive and throw our three pitches,
keep them off balance and strike them out,
we can win: The Cardinal Way!
Diagram 5: Four-Man Pressure/Zone
Diagram 6: Three-Man Pressure/Zone
Diagram 7: Zone Pressure
(Note: These guidelines have been prepared in conjunction with
Article Nine of the AFCA Code of Ethics. It clarifies the actions aken
by the AFCA when a members institution is on probation).
I. The coach that creates a major probation problem at
his present institution:
The coach must abide by the following ruling until the major
probation is lifted:
1. His institution is not eligible to be voted on in the USA
Today/ESPN coachespoll.
2. The coach is not eligible for GTE Coach of the Year honors,
and his name will not appear on such ballots.
3. The coach is not eligible to serve on the voting panel for theUSA Today/ESPN coaches poll.
4. The coach cannot serve on any AFCA committee, speak at the
AFCA national convention or contribute to any AFCApublication.
5. The coach cannot take part in any all-star games.
II. The coach that creates a major probation problem at
his present institution and moves to another institution
which is clear of that status:
The restrictions listed in Section I will follow the coach to his new
institution, with one exception. His new institution is eligible to be
voted on in the USA Today/ESPN coaches poll.
III. The coach who leaves an institution in good standing
and moves to another institution which has major proba-
tion problems not brought about by the new head coach:
The first two restrictions listed in Section I will apply to the
head coach, since any success his present team enjoys will be
due in part because of advantages gained by breaking NCAA
regulations before his arrival.
The head coach can take part in the following:
1. The coach is eligible to serve on the panel that does the vot-
ing on the USA Today/ESPN weekly football poll.
2. The coach can serve on AFCA committees, speak at the
AFCA national convention and contribute to AFCA publications.3. The coach can take part in all-star games.
IV. AFCA probation is not affected by delayed probation.
If an institution cannot take part in televised games, but gets
its television penalties delayed a year because of a previous tele-
vision commitment, there will not be a delay from the AFCA. It is
our feeling that a coach would be punished instead. Therefore,
the AFCA will have the television penalty go along with the pro-
bation period.
Failure to adhere to these standards shall be grounds for
probation, suspension or expulsion from this organization.
A F C A Guidel ines Regarding Probat ion