thinking-feedback-loops

Q: How do I install thinking-feedback-loops?

Run npx skills add https://github.com/tjboudreaux/cc-thinking-skills --skill thinking-feedback-loops in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/thinking-feedback-loops/ (personal) or .claude/skills/thinking-feedback-loops/ (project).

by tjboudreauxMarketing & SEO

Use when a system shows runaway growth/collapse, oscillates around a target, or resists change, and you need to find the loop driving it. Identifies reinforcing/balancing loops and delays.

Installs: 129
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Install

Works with every agent the skills CLI supports.

npx skills add https://github.com/tjboudreaux/cc-thinking-skills --skill thinking-feedback-loops

01
Install
Run the command in your project. The CLI asks which agents to install for.
02
Describe the task
Ask your agent for something this skill covers. It loads thinking-feedback-loops automatically when relevant.
03
Review the result
The agent follows the SKILL.md steps, scripts and references bundled with the skill.

SKILL.md

The instructions your agent reads when the skill is triggered.

Feedback Loop Analysis

Overview

Feedback loop analysis (Donella Meadows, "Thinking in Systems") explains how a dynamic system behaves over time. Loops either amplify change (reinforcing) or stabilize toward a goal (balancing); delays between cause and effect produce oscillation. When a system grows uncontrollably, collapses, oscillates, or refuses to change, the loop structure is the cause.

Core Principle: System behavior emerges from feedback structure. To change behavior, change the loops.

Trigger Card

When a system shows dynamic behavior (runaway growth, oscillation, resistance to change):

Classify the behavior: growing/collapsing → look for a reinforcing loop; oscillating → look for a balancing loop with delay; stuck → look for a dominant balancing loop.
Trace the loop: what variable feeds back into itself? Map causal connections with direction (+/-).
Find the leverage: shorten a delay, change a loop's gain, or add a balancing loop to a runaway reinforcing one.

If there's no dynamic behavior (static, one-time cause), skip — just fix it. For overall system mapping, use thinking-systems. For choosing where to intervene in an already-mapped loop, use thinking-leverage-points.

When to Use

A system shows runaway growth or collapse (suspect a dominant reinforcing loop)
It oscillates around a target instead of settling (suspect delays in a balancing loop)
It is stuck/resistant to change (suspect a dominant balancing loop)
An "obvious" fix backfired and you need to know why

System behavior is puzzling or problematic?
  → Is it growing/shrinking unexpectedly?   → Look for REINFORCING LOOPS
  → Is it oscillating around a target?      → Look for DELAYS in BALANCING LOOPS
  → Is it stuck/resistant to change?        → Look for dominant BALANCING LOOPS

When NOT to Use

You need to map the overall system structure (components, stocks, flows, cross-service causes) — use thinking-systems instead. Feedback loops zooms in on the specific dynamic loops driving behavior; systems maps the full territory first.
You're looking for where to intervene in an already-mapped system — use thinking-leverage-points (Meadows' 12-level hierarchy). Feedback loops tells you which loop is dominant; leverage-points tells you where in that loop to act.
The symptom has a single static cause with no loop (a fixed bug, a one-time bad config) → just fix it.
Behavior isn't changing over time—there's nothing dynamic to model.

Core Concepts

1. Reinforcing Loops (Positive Feedback)

Reinforcing loops amplify change in the same direction—growth or decline. They create exponential behavior: the more you have, the more you get (or lose).

Structure: A → increases B → increases A (or: A → decreases B → decreases A)

┌─────────────────────────────────────────────────────────┐
│              REINFORCING LOOP (R)                       │
│                                                         │
│         ┌──────────┐         ┌──────────┐              │
│         │  Users   │───(+)──▶│  Content │              │
│         └──────────┘         └────┬─────┘              │
│              ▲                    │                     │
│              │                   (+)                    │
│              │                    │                     │
│              └────────────────────┘                     │
│                                                         │
│   More users → More content → More users (Growth)      │
│   OR: Fewer users → Less content → Fewer users (Death) │
└─────────────────────────────────────────────────────────┘

Characteristics:

Exponential growth or collapse
Self-fulfilling prophecies
"Rich get richer" dynamics
Virtuous cycles (when beneficial)
Vicious cycles (when harmful)

Software Examples:

Retry Storm Loop:
Service slow → Clients retry → More load → Service slower → More retries
(Vicious cycle toward outage)

Technical Debt Loop:
Shortcuts → Bugs → Firefighting → Less time → More shortcuts
(Vicious cycle toward collapse)

Cache Stampede Loop:
Cache miss → Backend load → Slower fills → More misses → More load
(Reinforcing under expiry)

2. Balancing Loops (Negative Feedback)

Balancing loops counteract change, pushing the system toward a goal or equilibrium. They create goal-seeking behavior.

Structure: Gap between actual and goal → corrective action → reduces gap

┌─────────────────────────────────────────────────────────┐
│              BALANCING LOOP (B)                         │
│                                                         │
│   ┌──────────┐                    ┌──────────┐         │
│   │   Goal   │                    │  Actual  │         │
│   │  State   │                    │  State   │         │
│   └────┬─────┘                    └────┬─────┘         │
│        │                               │                │
│        └──────────┬────────────────────┘                │
│                   ▼                                     │
│             ┌──────────┐                               │
│             │   Gap    │                               │
│             └────┬─────┘                               │
│                  │                                      │
│                 (-)                                     │
│                  ▼                                      │
│           ┌────────────┐                               │
│           │ Corrective │                               │
│           │   Action   │────────▶ Closes gap           │
│           └────────────┘                               │
└─────────────────────────────────────────────────────────┘

Characteristics:

Goal-seeking behavior
Resistance to change
Stability (when working well)
Oscillation (when delays exist)

Software Examples:

Auto-scaling Loop:
Load increases → Gap from target → Scale up → Load per instance decreases
(Goal: maintain target response time)

Backpressure Loop:
Queue depth rises → Producers throttled → Arrival rate drops → Queue drains
(Goal-seeking to bounded queue)

Circuit Breaker Loop:
Error rate exceeds threshold → Breaker opens → Load sheds → Service recovers
(Goal: maintain availability)

3. Delays

Delays are the time between cause and effect. They are the primary source of oscillation and instability in systems.

┌─────────────────────────────────────────────────────────┐
│                   DELAY EFFECTS                         │
│                                                         │
│   Action ───────[DELAY]─────────▶ Effect               │
│                                                         │
│   Short delay: System responds smoothly                 │
│   Long delay: Overshoot and oscillation                │
│                                                         │
│   Examples:                                             │
│   • Code deploy → [Cache TTL] → Users see change       │
│   • New hire → [Ramp-up time] → Productivity impact    │
│   • Feature ship → [Adoption] → Metric movement        │
│   • Training → [Skill development] → Performance gain  │
└─────────────────────────────────────────────────────────┘

Why Delays Cause Oscillation:

Without delay:
  Gap detected → Correction → Gap closes → Done

With delay:
  Gap detected → Correction → [DELAY] → Gap persists →
  More correction → [DELAY] → Original correction arrives →
  Overshoot → Gap in opposite direction → Oscillation

Classic Example: Shower Temperature

Too cold → Turn hot → [Delay: water travels through pipes] →
Still cold → Turn hotter → Hot water arrives → Too hot! →
Turn cold → [Delay] → Still hot → Turn colder →
Cold water arrives → Too cold! → Oscillation continues

Common System Patterns

Pattern 1: Exponential Growth

Structure: Single dominant reinforcing loop

┌─────────┐      ┌─────────┐
│ Revenue │─(+)─▶│ Invest- │
│         │      │  ment   │
└────▲────┘      └────┬────┘
     │                │
    (+)              (+)
     │                │
     └────────────────┘
         Growth

Behavior: J-curve growth (or collapse if running in reverse)

Examples:

Startup hypergrowth phase
Viral spread
Compounding interest
Technical debt accumulation

Intervention: Find or create balancing loops before runaway

Pattern 2: Goal-Seeking (with Oscillation)

Structure: Balancing loop with significant delay

┌────────┐      ┌────────┐
│  Goal  │      │ Actual │
└───┬────┘      └───┬────┘
    │               │
    └───────┬───────┘
            ▼
         [Gap]
            │
           (-)
            │
            ▼
    ┌────────────┐
    │ Correction │───[DELAY]───▶ Effect
    └────────────┘

Behavior: Oscillation around goal, amplitude depends on delay length

Examples:

Inventory management (bullwhip effect)
Hiring cycles (overhire → layoffs → understaffed → overhire)
Feature prioritization swings
Performance optimization iterations

Intervention: Shorten delays, reduce correction magnitude, accept longer settling time

Pattern 3: Limits to Growth

Structure: Reinforcing loop eventually hits a balancing constraint

    ┌─────────────────────────────────────┐
    │                                     │
    ▼                                     │
┌────────┐                          ┌─────┴────┐
│ Growth │──(+)──▶ Success ──(-)──▶│ Resource │
│ Effort │                          │  Limit   │
└────────┘                          └──────────┘
    │
    └──(+)──▶ Results (initially)

Behavior: S-curve—growth, plateau, then stagnation or decline

Examples:

Market saturation
Team scaling limits
System capacity constraints
Feature exhaustion

Intervention: Identify and address the constraint before hitting it

Pattern 4: Shifting the Burden

Structure: Symptomatic solution undermines fundamental solution

                    ┌──────────────┐
                    │   Problem    │
                    │   Symptom    │
                    └──────┬───────┘
                           │
              ┌────────────┼────────────┐
              ▼            │            ▼
      ┌───────────┐        │    ┌───────────────┐
      │  Quick    │        │    │  Fundamental  │
      │   Fix     │        │    │   Solution    │
      └─────┬─────┘        │    └───────┬───────┘
            │              │            │
           (+)             │           (+)
            │              │            │
            ▼              │            ▼
    Symptom relief ────────┘    Root cause fixed
            │                          ▲
           (-)                         │
            ▼                          │
    Motivation to ─────────────────────┘
    fix root cause

Behavior: Addiction to quick fixes; fundamental capability atrophies

Examples:

Heroic firefighting vs. systemic reliability
Overtime vs. hiring/process improvement
Manual workarounds vs. automation
External consultants vs. internal capability

Intervention: Deliberately invest in fundamental solution while managing symptoms

Pattern 5: Escalation (Arms Race)

Structure: Two competing reinforcing loops

┌─────────┐      ┌─────────┐
│ Party A │──▶   │ Party B │
│ Action  │  ▲   │ Action  │
└────┬────┘  │   └────┬────┘
     │       │        │
    (+)      │       (+)
     │       │        │
     └───────┴────────┘
         Threat

Behavior: Mutual escalation until resource exhaustion or intervention

Examples:

Feature wars between competitors
Meeting proliferation
Process/bureaucracy accumulation
Alert fatigue spirals

Intervention: Break the loop through agreement, constraint, or reframing

Identifying Loops in Systems

Step 1: Map the Variables

List all relevant quantities that change over time:

Team productivity system:
- Team size
- Individual workload
- Code quality
- Technical debt
- Bug rate
- Firefighting time
- Feature velocity
- Morale

Step 2: Draw Causal Connections

For each pair, ask: "Does A affect B? In which direction?"

(+) Same direction: A increases → B increases, A decreases → B decreases
(-) Opposite direction: A increases → B decreases

Step 3: Trace the Loops

Follow the arrows back to starting point. Count the negative signs:

Even number of (-) = Reinforcing loop
Odd number of (-) = Balancing loop

Step 4: Identify Dominant Loops

The system behavior is driven by currently dominant loops:

Growing exponentially? Reinforcing loop dominates
Oscillating? Balancing loop with delay
Stable? Balancing loop working well
Declining? Reinforcing loop in reverse

Leverage Points

Once you've found the dominant loop, intervene at the highest-leverage point you can move: changing a delay or a loop's gain beats tuning a parameter; changing a rule beats both. For Meadows' full 12-level hierarchy, see thinking-leverage-points—don't re-derive it here.

Application Framework

Analyzing a Problematic System

## Feedback Loop Analysis: [System Name]

### Current Behavior
[Describe: growing, declining, oscillating, stuck]

### Key Variables
- [List stocks and flows]

### Loop Diagram
[Draw or describe the loops]

### Identified Loops
| Loop Name | Type | Variables | Currently Dominant? |
|-----------|------|-----------|---------------------|
|           |      |           |                     |

### Delays Present
| Delay | Duration | Effect |
|-------|----------|--------|
|       |          |        |

### Leverage Points
| Level | Intervention | Expected Effect |
|-------|-------------|-----------------|
|       |             |                 |

### Recommended Intervention
[Highest-leverage, lowest-risk option]

Integration with Systems Thinking

thinking-systems: Map the overall system structure and trace cross-service causes
thinking-feedback-loops: Identify and analyze the specific loop driving the dynamic behavior
thinking-leverage-points: Choose where to intervene (Meadows' 12-level hierarchy)

Verification Checklist

Identified key variables that change over time
Mapped causal connections with direction (+/-)
Traced at least one reinforcing loop
Traced at least one balancing loop
Identified significant delays
Determined currently dominant loop
Identified leverage points at multiple levels
Selected intervention with appropriate leverage
Considered unintended effects of intervention

Key Questions

"What feeds back into itself here?"
"Is this self-reinforcing or self-correcting?"
"What's the goal this system is seeking?"
"Where are the delays, and how long are they?"
"Which loop is currently dominant?"
"What would shift dominance to a different loop?"
"What's the highest-leverage intervention available?"
"If I change X, what loops are affected?"

Meadows' Wisdom

"We can't control systems or figure them out. But we can dance with them."

"The least obvious part of the system, its function or purpose, is often the most crucial determinant of the system's behavior."

"Pay attention to what is important, not just what is quantifiable."

Systems are not puzzles to be solved but patterns to be understood and influenced. Effective intervention requires humility about control and attention to feedback.

FAQ

What does the thinking-feedback-loops skill do?

Use when a system shows runaway growth/collapse, oscillates around a target, or resists change, and you need to find the loop driving it. Identifies reinforcing/balancing loops and delays.

How do I install thinking-feedback-loops?

Run npx skills add https://github.com/tjboudreaux/cc-thinking-skills --skill thinking-feedback-loops in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/thinking-feedback-loops/ (personal) or .claude/skills/thinking-feedback-loops/ (project).

Which AI agents can use thinking-feedback-loops?

Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.

Is thinking-feedback-loops safe to install?

No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.

Who maintains thinking-feedback-loops?

It is published by tjboudreaux in tjboudreaux/cc-thinking-skills. It has 129 recorded installs.

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thinking-feedback-loops

Install

Install

Describe the task

Review the result

SKILL.md

Feedback Loop Analysis

Overview

Trigger Card

When to Use

When NOT to Use

Core Concepts

1. Reinforcing Loops (Positive Feedback)

2. Balancing Loops (Negative Feedback)

3. Delays

Common System Patterns

Pattern 1: Exponential Growth

Pattern 2: Goal-Seeking (with Oscillation)

Pattern 3: Limits to Growth

Pattern 4: Shifting the Burden

Pattern 5: Escalation (Arms Race)

Identifying Loops in Systems

Step 1: Map the Variables

Step 2: Draw Causal Connections

Step 3: Trace the Loops

Step 4: Identify Dominant Loops

Leverage Points

Application Framework

Analyzing a Problematic System

Integration with Systems Thinking

Verification Checklist

Key Questions

Meadows' Wisdom

FAQ

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