See More.
Think Faster.
Get Out Alive.

SENTINEL teaches people how to recognize danger earlier, make better decisions under stress, and leave before violence becomes unavoidable. Built from frontline experience, combat sports, behavioral risk analysis, and real-world exposure to crisis, addiction, and violence.

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Choose Your Starting Point

One framework, three applications.

Start with the version that matches your world: personal safety, frontline work, or global threat analysis.

SENTINEL

For everyday personal safety, situational awareness, threat recognition, and getting out before violence becomes unavoidable.

Start here →

Clinical SENTINEL

For healthcare, shelters, outreach, addiction services, mental health, and crisis environments where safety and care overlap.

For frontline teams →

Geo SENTINEL

For reading state actors, conflict zones, public disorder, and the behavior behind major headlines.

Explore analysis →
Why SENTINEL Exists

Built from field exposure, not theory alone.

SENTINEL draws from combat sports, frontline mental health and addiction work, behavioral risk analysis, and real-world exposure to crisis and violence. The point is not to make people paranoid or aggressive. The point is to help them see earlier, decide faster, and leave sooner.

Combat Sports

Distance, timing, pressure, anatomy, and what the body does when stress becomes physical.

Frontline Work

Crisis, addiction, mental health, escalation, volatility, and the limits of verbal de-escalation.

Risk Analysis

Behavior, intent, positioning, decision-making, and how to leave before your options collapse.

Core Framework

SENTINEL

A framework for seeing danger earlier and leaving sooner.

SENTINEL is built for the moment before violence becomes obvious. It gives you a sequence for reading behavior, reducing exposure, making decisions under stress, and leaving before your options disappear.

The Framework

Eight phases. One sequence.

Read the sequence as a process. First you notice the environment. Then you judge the change. Then you reduce exposure, track intent, influence the next few seconds, survive the moment if needed, create distance, and leave.

S
Scan

What is around me? Read exits, hands, movement, obstacles, sound, and anything that does not match the baseline.

E
Evaluate

What is changing? Separate discomfort from danger by looking at behavior, pressure, distance, and whether options are narrowing.

N
Neutralize Risk

How do I reduce exposure? Create distance, change angle, use barriers, move toward exits, and stop making yourself easy to control.

T
Track Intent

What is this person trying to make happen? Watch direction, persistence, targeting, positioning, and whether boundaries are respected.

I
Influence Outcomes

Can I slow or redirect this? Use voice, posture, movement, witnesses, objects, and timing to buy space and keep an exit alive.

N
Navigate Violence

If it becomes physical, how do I survive the moment? Protect critical targets, interrupt control, and create the first real chance to move.

E
Extract

How do I create distance? Move through the opening, get past the danger point, and avoid getting pulled back into the situation.

L
Leave

How do I stay gone? Reach safety, contact help if needed, document what matters, and do not return to explain, argue, or prove anything.

The Toolkit

10 Original Tools

Organized into three categories: Perception, Physical Response, and Analytical Decision-Making. Each tool is designed around neurological and biomechanical realities, not strength or fighting skill.

01

The 2-Second Snapshot

Perception

A fast read of exits, hands, movement, obstacles, and people paying too much attention.

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What it is: A rapid environmental scan before your attention locks onto one person or one problem.

When to use it: Entering a room, walking to your car, stepping into a crowd, approaching an argument, or noticing a sudden change in energy.

Watch for: blocked exits, hidden hands, fast movement, people tracking you, sudden silence, or someone moving against the normal flow.

Example: Before sitting in a restaurant, note the exit, the nearest barrier, and who is already watching the room.

02

The Acoustic Map

Perception

Using sound to detect changes before you can see them.

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What it is: A habit of listening for the baseline sound of a place, then noticing when that baseline changes.

When to use it: Parking lots, hallways, nightlife, transit, stairwells, waiting rooms, and any place where visibility is limited.

Watch for: footsteps speeding up, sudden silence, impact sounds, raised voices, glass, dragging, doors opening behind you, or a crowd shifting all at once.

Example: If a parking lot goes quiet behind you and footsteps begin matching your pace, treat that as information and change position.

03

The Emotional Compass

Perception

Reading your own internal signals without blindly obeying them.

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What it is: A way to treat fear, irritation, confusion, disgust, and urgency as data instead of commands.

When to use it: When something feels off but you cannot explain it yet, or when your reaction may be stronger than the situation deserves.

Watch for: sudden urgency, pressure to ignore your instincts, a feeling of being managed, or a story your mind builds after your body has already reacted.

Example: If someone seems friendly but your body keeps telling you to create distance, you do not need a courtroom-level explanation before moving.

04

Geometry of Safety

Perception

Positioning your body so you have more options and fewer traps.

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What it is: Using angle, distance, barriers, exits, corners, and lines of movement to improve your odds before anything physical happens.

When to use it: Conversations with agitated people, elevators, counters, parking lots, doorways, crowded rooms, and unfamiliar places.

Watch for: being boxed in, losing sight of exits, someone closing distance, someone placing you between them and a wall, or a crowd limiting movement.

Example: If a conversation starts to feel wrong, shift to an angle where you can see the person, see the exit, and move without turning your back.

05

Behavioral Thermostat

Perception

Tracking escalation rate, not just obvious warning signs.

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What it is: A way to read whether behavior is cooling down, staying unstable, or moving toward action.

When to use it: Arguments, clinical settings, nightlife, family conflict, public disorder, and any interaction where emotion is rising.

Watch for: voice drop, sudden stillness, target fixation, repeated boundary violations, faster movement, clenched posture, or a shift from chaotic emotion to focused intent.

Example: Loud anger may be manageable. Quiet focus after loud anger may be more dangerous.

06

Anatomical Equalizers

Physical Response

Understanding physical interruption when escape requires immediate action.

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What it is: A principle for emergency moments where size, strength, or athleticism cannot be your main plan.

When to use it: Only when avoidance, distance, barriers, and escape have failed, and immediate physical interruption is necessary to create an exit.

Watch for: confusing self-protection with punishment. The purpose is not to win, dominate, or teach a lesson. The purpose is to interrupt long enough to leave.

Example: If you cannot leave because someone has closed distance and control is failing, your thinking should stay simple: protect what matters, create a break, and exit.

07

3-Gate Decision Filter

Analytical

A simple sequence for breaking freeze and choosing the next action.

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What it is: Three questions that force a decision when stress makes the situation feel too big to process.

When to use it: Any time you feel stuck between politeness, fear, confusion, and action.

Watch for: staying too long because you are trying to be certain. If risk is rising and exits are narrowing, certainty may arrive too late.

Example: Ask: Can I leave? Can I create a barrier? If neither works and danger is closing, what action creates the first real exit?

08

The Object Audit

Analytical

Identifying what around you can become a barrier, distraction, shield, tool, or obstacle.

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What it is: A quick inventory of the environment so you stop seeing objects as background and start seeing options.

When to use it: Waiting rooms, offices, vehicles, homes, restaurants, transit, elevators, and unfamiliar public spaces.

Watch for: objects that block movement, create distance, draw attention, make noise, slow pursuit, or help you leave.

Example: A chair, counter, bag, door, light switch, cup, alarm, or parked car may change the geometry of the situation.

09

The Reverse Profile

Analytical

Reading yourself the way someone predatory might read you.

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What it is: A self-check for visible vulnerability, routine predictability, distraction, load, isolation, and environmental habits.

When to use it: Before travel, commuting, nightlife, dating, walking alone, public work, or any routine where someone could observe patterns.

Watch for: headphones, phone fixation, overloaded hands, repeated routes, poor lighting, predictable parking, and looking lost or uncertain.

Example: If you were trying to choose an easy target in the same environment, what would make someone stand out? Then remove those signals from yourself where possible.

10

The Contact Bridge

Analytical

Using communication to create a path out, not to win an argument.

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What it is: A way to use voice, posture, boundaries, and movement to reduce pressure while keeping an exit alive.

When to use it: Agitated people, intoxication, psychiatric crisis, confrontations, public volatility, and moments where words may buy time.

Watch for: over-explaining, arguing, shaming, threatening, or becoming trapped in a conversation that is only buying time for the other person.

Example: Use short phrases, visible hands, calm repetition, lateral movement, and a boundary that points toward exit instead of debate.

Clinical Framework

Clinical SENTINEL

Behavioral risk assessment for frontline environments.

Clinical SENTINEL helps workers separate distress, disruption, escalation, threat, and aftermath without pretending those states are the same thing. It is built for the places where care, volatility, trauma, addiction, and safety overlap.

Some teams treat all distress as danger. Others treat obvious danger as distress. Clinical SENTINEL gives frontline workers a shared language for the space between those mistakes.
The Model

Five phases of clinical risk.

These phases are not a rigid ladder. They are a practical map for naming what is happening so the response matches the reality.

01

Distress

The person is overwhelmed, dysregulated, frightened, intoxicated, withdrawing, grieving, confused, or destabilized. The behavior may be intense, but it is not necessarily directed at staff or others.

02

Disruption

The person begins interfering with care, boundaries, or the safe functioning of the environment. The task is to understand the struggle while still holding the line.

03

Escalation

The situation intensifies and options begin to narrow. The person is less reachable, more activated, and harder to redirect. Timing matters here because some interventions that work during distress can make escalation worse.

04

Threat

There is credible risk of harm, targeted aggression, coercion, or imminent unsafe action. At this level, the primary task is safety, not persuasion.

05

Aftermath

The incident is over, but the work is not. The team needs stabilization, documentation, review, planning, repair where possible, and support for staff who absorbed the event.

Application

Built for frontline work.

Clinical SENTINEL is for workers who need compassion and boundaries in the same room. It is not about labeling people as dangerous. It is about reading behavior clearly enough to protect everyone involved.

Emergency Departments

For crowded, high-pressure spaces where pain, intoxication, psychosis, grief, long waits, and fear can combine into fast escalation.

Shelters and Outreach

For workers operating close to volatility with limited backup, limited privacy, and complex overlaps of trauma, addiction, mental illness, and survival behavior.

Community Mental Health

For clinicians, case managers, and outreach staff balancing rapport, autonomy, trauma history, risk, and personal safety.

Addiction and Recovery

For treatment, harm reduction, and recovery settings where intoxication, withdrawal, shame, desperation, and relapse risk can change behavior quickly.

Political and Geopolitical Analysis

Geo SENTINEL

Read the behavior. Not the headline.

Geo SENTINEL applies behavioral risk analysis to states, movements, institutions, political conflict, global events, and periods of instability. It does not chase headlines or predict the future. It gives you a disciplined way to read what behavior is signaling before events become obvious.

Headlines tell you what happened. Behavior tells you what an actor may be preparing to do next. Geo SENTINEL looks at signal, pressure, position, constraint, and trigger before the story becomes obvious.
Analytical Lens

The Geo SENTINEL lens.

The goal is not certainty. The goal is disciplined attention. These five questions help separate noise from meaningful movement.

S

Signal

What changed? Look for observable movement in language, posture, logistics, diplomacy, economics, proxies, public messaging, or force positioning.

P

Pressure

What is acting on the actor? Domestic instability, economic pain, humiliation, alliance pressure, military threat, legitimacy problems, or time can push behavior toward risk.

P

Position

What is the actor trying to gain, defend, preserve, or recover? Track leverage, deterrence, legitimacy, territory, status, negotiating room, and public face.

C

Constraint

What limits the actor's choices? Capability, logistics, economics, alliances, domestic politics, credibility, fear of retaliation, and loss of face can shape what is possible.

T

Trigger

What could convert pressure into action? Watch deadlines, failed talks, proxy attacks, public humiliation, border incidents, civilian casualties, resource shocks, and chokepoint disruption.

Current Analysis

Current analysis lives on Substack.

This website explains the Geo SENTINEL doctrine. Current political analysis, global event breakdowns, and active risk reads are published on Substack so the site stays clear, stable, and easy to understand.

Read on Substack
Applications

Where Geo SENTINEL applies.

State Actors

Reading escalation patterns, coercive signaling, face-saving moves, deterrence behavior, and when rhetoric begins to align with action.

Movements and Groups

Understanding grievance, recruitment, identity formation, enemy construction, coalition behavior, and threshold moments.

Conflict Zones

Tracking tempo, target selection, messaging changes, civilian risk, resource pressure, and the behavior that precedes escalation.

Public Disorder

Assessing crowd behavior, institutional trust, contagion effects, symbolic conflict, and when social pressure begins turning physical.

Background

About

Built from experience, not theory alone.

SENTINEL was developed by Luke Wiltshire, the creator of the SENTINEL Framework and a violence, behavioral risk, and personal safety educator based in British Columbia, Canada.

The framework comes from three areas that rarely get taught together: combat sports, frontline work, and behavioral risk analysis. It is designed for people who need practical tools for reading risk, making decisions under stress, and leaving before violence becomes unavoidable.

Luke's background in MMA, boxing, Muay Thai, jiu jitsu, and competitive fighting shaped the physical side of SENTINEL: distance, timing, anatomy, pressure, and the difference between sport violence and real-world violence.

His frontline work in mental health, addiction, outreach, and clinical support shaped the human side: distress, escalation, volatility, shame, manipulation, and the limits of verbal de-escalation.

His experience in security and confidential high-stakes environments shaped the operational side: preparation, pattern recognition, discretion, threat assessment, and exit planning.

SENTINEL exists because people should not have to become paranoid, aggressive, or physically dominant to become harder to harm. The goal is simple: see earlier, think faster, and leave sooner.

Combat sports background across MMA, boxing, Muay Thai, jiu jitsu, and competitive fighting
Security and high-stakes environments with experience in risk assessment, de-escalation, and protective decision-making
Behavioral risk analysis across clinical, outreach, security, and public-facing environments
Frontline mental health and addiction work with direct exposure to crisis, trauma, volatility, and recovery environments
Study in psychology, neuroscience, addiction, and mental health applied to practical safety, recovery, and behavior change
Public speaking and writing on addiction, recovery psychology, behavioral change, and practical violence prevention
Resources

Guides

Free field references for personal safety, threat awareness, and decision-making under pressure.

Start with the guide that matches the situation you are preparing for. Each PDF is built to be read quickly, saved, and reviewed before higher-risk environments.

Free Guide

Women's Personal Safety Quick Reference

For women who want practical safety principles without fear-based advice or fantasy self-defense. Helps with recognizing targeting behavior, protecting exits, setting boundaries, and avoiding common traps.

Download PDF
Free Guide

Reading People: Intent Detection Field Guide

For anyone who wants to read behavior more accurately before a situation becomes obvious. Helps with boundary testing, forced proximity, deceptive calm, and the difference between awkwardness and threat.

Download PDF
Free Guide

SENTINEL Field Reference

For quick review of the full framework. Covers the eight SENTINEL phases, the ten tools, and the basic decision logic in one fast-access reference.

Download PDF
Free Guide

Vehicle Safety Quick Reference

For parking lots, transit, rideshares, roadside stops, and vehicle-based routines. Helps with surveillance detection, entry and exit planning, and avoiding predictable exposure.

Download PDF
Free Guide

SENTINEL Sequence Reference

For practicing the order of action under pressure. Helps you remember what to scan, what to evaluate, when to create distance, and when to leave.

Download PDF
Core Framework

SENTINEL Foundations: The 10 Tools

A deeper walkthrough of the tools behind the framework. This will cover perception, positioning, behavior reading, decision-making, and physical interruption.

Coming Soon
Skills Series

SEE MORE | THE EQUALIZERS | THINK FAST

A planned video series built around perception, physical response, and rapid decision-making. The goal is to make the framework easier to practice, not just understand.

Coming Soon
Free Guide

The Reverse Profile: Weekly Self-Assessment Protocol

For checking how you may appear to others in public, social, or high-risk settings. Helps with routine predictability, visible vulnerability, digital exposure, and environmental habits.

Download PDF Field Card
Connect

Contact

Awareness is protection.

For training, collaboration, interviews, or serious inquiries, email directly. For ongoing writing and analysis, follow SENTINEL on Substack or social media.

Training or workshops Clinical or frontline safety discussions Interviews, podcasts, or media Consulting or project work General questions about SENTINEL
Substack @MrLukeWiltshire X (Twitter) @MrLukeWiltshire YouTube @MrLukeWiltshire Instagram @MrLukeWiltshire

For direct inquiries, include who you are, what you are working on, and what kind of help you are looking for.

contact@thesentinelframework.ca