From grimoire
Applies the leadership principle that leaders own every outcome, including failures caused by team members, to improve team performance and trust.
How this skill is triggered — by the user, by Claude, or both
Slash command
/grimoire:apply-extreme-ownershipThe summary Claude sees in its skill listing — used to decide when to auto-load this skill
Accept full responsibility for all outcomes in your domain — including failures caused by your team members — by treating every shortfall as a failure of your leadership (inadequate training, unclear direction, wrong priorities, poor selection) rather than a failure of the individual, and acting on that attribution.
Accept full responsibility for all outcomes in your domain — including failures caused by your team members — by treating every shortfall as a failure of your leadership (inadequate training, unclear direction, wrong priorities, poor selection) rather than a failure of the individual, and acting on that attribution.
Adopted by: Core methodology of US Navy SEAL leadership training; the approach was developed and tested across multiple combat deployments before being formalized by Jocko Willink and Leif Babin in "Extreme Ownership" (2015, over 1M copies sold). Echelon Front (Willink and Babin's leadership consulting firm) has trained Fortune 500 companies including Walmart, Fidelity, and Cargill. Widely taught in military officer development programs (US Marine Corps officer training explicitly covers the "no bad teams, only bad leaders" principle). Andy Grove applied a similar ownership framework at Intel, documented in "High Output Management" (1983). Impact: Ng, Sorensen & Eby (2006) Journal of Organizational Behavior — meta-analysis of 135 studies: leaders with internal locus of control (who attribute outcomes to their own actions rather than external factors) produce significantly better team performance, higher subordinate motivation, lower turnover, and higher engagement. Cohen's d = 0.34 across performance outcomes. Bandura (1997) self-efficacy research: leaders who model ownership behavior increase team self-efficacy and accountability behaviors in subordinates through observational learning — the leader's attribution behavior becomes the team's attribution behavior. Military data: SEAL platoons led by ownership-oriented leaders consistently outperformed technically superior platoons led by blame-oriented leaders across evaluated missions. Why best: The alternative — attributing team failures to team members — is the default human response and produces a predictable dysfunctional loop: leader assigns blame → team member becomes defensive → root cause is not examined → same failure recurs. Extreme ownership breaks this loop by forcing the leader to examine their own decisions: Did I train them properly? Did I give clear direction? Did I set the right priorities? Did I select the right person for this task? These questions have actionable answers. "The team member failed" has no actionable answer.
Sources: Willink & Babin (2015) "Extreme Ownership"; Ng et al. (2006) Journal of Organizational Behavior meta-analysis; Bandura (1997); Rotter (1966)
When a team failure occurs — missed deadline, quality defect, customer complaint, botched operation — begin with a specific internal attribution exercise:
Wrong question: "Why did [person] fail?"
Right questions:
"Did I give them clear enough direction? If not — my failure."
"Did I train them for this task? If not — my failure."
"Did I set the right priorities so they knew what mattered most? If not — my failure."
"Did I select the right person for this role? If not — my failure."
"Did I check in at the right intervals to catch this early? If not — my failure."
This is not about false humility or avoiding consequences for the team member. It is about identifying what you, as the leader, will do differently. The team member may still need correction — but the leader acts first.
After every significant failure (and successes), run a debrief that begins with the leader owning their part:
Debrief structure:
1. Leader states: "Here's what I failed to do that contributed to this outcome: [specific]"
2. Team states what they would do differently — without being blamed
3. Document: what specific leadership action changes?
Example:
Leader: "I failed to clarify the definition of 'done' before the sprint.
That's why we delivered something that didn't meet expectations."
Team: "We should have asked for clarification — we weren't sure either."
Document: Add acceptance criteria review to sprint planning checklist.
When the leader goes first with ownership, team members follow. When the leader blames first, team members defend.
The most common failure of extreme ownership is localized ownership — owning your piece but not the whole:
Cover and Move means: all units support each other toward the mission objective.
Failure mode: "That's not my department" or "I did my part, they failed theirs."
Extreme ownership check:
If another team is failing and it affects your mission → ask: what can I do to help?
If an upstream dependency isn't delivering → escalate and offer to assist; don't wait
If your team's success depends on another team succeeding → that other team's success
is your responsibility too
Extreme ownership does not mean doing everything yourself or approving every decision:
Extreme ownership → you own the outcome
Decentralized command → your team makes decisions within their lanes
The combination:
Leader owns the outcome AND
Leader gives team members clear intent + authority to execute within that intent
"Here is what success looks like and why it matters [OWNER].
You have full authority to determine how to achieve it within these constraints [DECENTRALIZED]."
Micromanagement (the confused version of extreme ownership) produces the opposite of what's intended: team members stop thinking, wait for direction, and the leader becomes the bottleneck for every decision.
The hardest application: when your team is consistently underperforming relative to peers with similar resources:
Diagnostic questions:
"Have I communicated the standard clearly enough for them to know they're missing it?"
"Have I coached the specific behaviors I want to see?"
"Have I removed obstacles that are blocking their performance?"
"Have I done this long enough for the changes to take effect?"
Only after exhausting these leadership questions is the conclusion "wrong person for this role" justified. The mistake is jumping to "wrong person" before examining the leadership inputs.
npx claudepluginhub jeffreytse/grimoire --plugin grimoireEnforces structured troubleshooting and evidence-first delivery habits for repeated failures, passive behavior, or quality issues. Uses big-tech performance culture rhetoric to drive proactive, exhaustive problem-solving.
Evaluates leaders against Sun Tzu's five commander virtues (wisdom, sincerity, benevolence, courage, strictness) and diagnoses which deficits cause organizational or competitive failures.
Applies Andy Grove's High Output Management principles to diagnose team productivity, design processes, and guide decisions on team structure, meetings, performance, and leverage.