From grimoire
Builds a structured feedback system for coaches to accelerate athlete skill acquisition, covering timing, specificity, frequency, and positive-to-corrective ratio.
How this skill is triggered — by the user, by Claude, or both
Slash command
/grimoire:design-feedback-delivery-systemThe summary Claude sees in its skill listing — used to decide when to auto-load this skill
Create a structured, consistent approach to delivering performance feedback that accelerates skill acquisition and builds athlete self-correction capability.
Create a structured, consistent approach to delivering performance feedback that accelerates skill acquisition and builds athlete self-correction capability.
Adopted by: USGA teaching programs, PGA Teaching Manual, USTA coaching certification, and UEFA coaching education all include feedback methodology as core curriculum. John Wooden's coaching philosophy — which produced 10 NCAA championships at UCLA — centered on specific, immediate, corrective feedback delivered at high frequency with minimal praise or criticism. Impact: Hattie & Timperley (2007) meta-analysis of 7,000+ studies found feedback has one of the highest effect sizes on learning (d=0.79), but only when it is specific, timely, and actionable. Magill (2014) synthesis of motor learning research shows that augmented feedback (external feedback from a coach) accelerates skill acquisition in early learning, but over-reliance retards self-regulatory skill development. The optimal feedback frequency decreases as skill level increases.
Adjust feedback approach by learning stage:
The goal of coaching feedback is ultimately to develop the athlete's self-correction ability. Coaches who give feedback on every rep create dependency, not skill.
Effective feedback names a specific observable behavior, not a general quality:
Use the WHAT-WHY-HOW structure:
Research consensus (Gottman's work translated to coaching; Gallup coaching literature):
Positive feedback must be specific behavior, not general praise ("Good job" → "Your weight transfer was perfect there — same technique.").
Timing guidelines from motor learning research:
The KR delay (knowledge of results delay): a 3-5 second pause after performance before giving feedback improves retention vs. immediate feedback (Swinnen et al., 1990).
Before giving a correction, ask:
If the athlete can self-identify the error: reinforce their observation and confirm the correction. If they can't: guide with a question ("What was your elbow doing?") before providing the answer.
Feedback culture is as important as feedback content:
npx claudepluginhub jeffreytse/grimoire --plugin grimoire2plugins reuse this skill
First indexed Jun 16, 2026
Systematically evaluates an athlete's performance with structured feedback and goal-setting for the next training phase.
Coaches users on AI request quality, anti-patterns, and concepts across 4 mentoring modes, analyzed via a 6-axis × 7-level system. Trigger with 'mentor', 'coach', or Korean phrases.
Audits and redesigns AI-generated feedback for pedagogical quality, timing, and learning impact. Use when building or reviewing automated feedback in digital learning tools.