The Fence: Pre-Contact Positioning and How to Use It

Geoff Thompson, the British self-defense instructor and author, developed and popularized what he called “the fence” — a pre-contact positioning concept that addresses the gap between formal martial arts training and real-world defensive encounters. The concept is simple, practically powerful, and largely absent from traditional martial arts curricula despite being directly applicable to every practitioner.

The Problem the Fence Solves

Traditional martial arts training typically begins from a formal fighting stance. Both parties are squared up, at fighting distance, with awareness of the situation. This is almost never how real confrontations begin.

Real confrontations typically begin in what Thompson calls the social zone — conversational distance, face to face, with the aggressor often presenting as someone who simply wants to talk, ask a question, or resolve some perceived slight. The attack, when it comes, is launched from this social distance without warning, against a target who is not in a fighting stance and may not recognize the threat until contact.

The fence addresses this gap. It is a positioning strategy for the pre-contact phase — the time between “this is becoming a threatening situation” and “the physical confrontation begins.”

What the Fence Is

The fence is a natural-looking arm position that accomplishes several goals simultaneously:

Maintains a reactionary gap. The arms, extended naturally in conversation — as if talking with the hands, or with an open palm in a placating gesture — keep an aggressor at arm’s length. This distance gives the defender time to respond to an initiated attack.

Creates a barrier without telegraphing defensive intent. A formal fighting stance signals awareness and preparation, which can escalate a situation or prompt a pre-emptive attack. The fence looks like a conversational gesture. The positioning is defensive without appearing defensive.

Positions the hands for response. With hands already between the defender and the aggressor at roughly chest to chin height, the initial defensive response — covering, intercepting, or launching a pre-emptive strike — requires less travel distance than a response from a hands-at-sides starting position.

Provides tactile information. If the aggressor makes contact with the defender’s extended hands — a push, a grab — the defender receives early warning before the main attack lands.

The Tactical Fence vs. The Social Fence

Thompson distinguishes between two applications:

The social fence is used in conversational-distance encounters that may or may not escalate — a confrontation in a parking lot, a bar argument that has not yet become physical. It looks natural: talking with the hands, one arm slightly more extended, body turned slightly sideways to reduce the profile. The goal is positioning, not signaling.

The tactical fence is a clearer defensive preparation, appropriate when physical confrontation is imminent. It is still not a fighting stance, but the positioning is more deliberate — weight distribution shifted, chin down, one leg back. The transition from social fence to tactical fence should be nearly invisible to an observer and is the final stage before either de-escalation succeeds or physical engagement begins.

Training the Fence

The fence is rarely drilled in traditional training because traditional training typically starts after the fence moment has passed. Incorporating it requires specific scenario training:

Scenario drilling: Two partners begin in conversational distance. One plays the role of potential aggressor. The defender practices maintaining the fence while engaging in verbal de-escalation, watching for pre-attack indicators, and preparing for either exit or engagement. The scenario does not begin from a fighting stance.

Pre-attack indicator recognition: The fence is most useful when combined with the ability to read pre-attack indicators — the shift in weight that precedes a punch, the look-away that often precedes an attack, the target glance downward. Training these recognition patterns alongside the fence creates an integrated pre-contact response.

Transition drilling: Practicing the transition from fence to engagement — cover, strike, clinch, or exit — so that it happens without a decision-making pause.

Integration with Traditional Training

The fence does not replace traditional technique. It addresses the phase of an encounter that traditional training largely ignores. The integration looks like this:

Pre-contact: Fence. Verbal de-escalation. Assessment. Exit if available.

At the initiation of physical contact: Transition from fence to the trained defensive response — cover against the strike, enter for the clinch, or pre-empt.

Contact phase: Traditional technique — strikes, locks, takedowns, escapes.

For practitioners trained in traditional systems, adding the pre-contact phase through scenario drilling significantly bridges the gap between dojo performance and real-world applicability.

What Thompson Got Right

The fence is not complicated. Its value is that it formalizes something experienced fighters and law enforcement officers do intuitively — maintaining positioning and distance during the pre-contact phase — and makes it trainable for practitioners who have not had real-world experience to develop the intuition naturally.

The practitioners who survive violent encounters most consistently are not those with the most advanced technique. They are those who recognized the threat early, positioned well, and either exited before contact or responded from an advantaged position when contact could not be avoided.

The fence is the training of that advantage.

Sources:

1. Thompson, Geoff. The Fence: The Art of Protection. Summersdale Publishers, 2003.
2. Thompson, Geoff. Dead or Alive: The Choice Is Yours. Summersdale Publishers, 1997.
3. Rory Miller, Meditations on Violence. YMAA Publication Center, 2008.
4. Grossman, Dave. On Combat. Warrior Science Publications, 2004.