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Scientific Critical Thinking

A skill that systematically appraises scientific claims for design validity, bias, statistical soundness, and evidence quality using GRADE and Cochrane RoB.

EducationIntermediate★ 33,030⑂ 3,248AI score 9/10Last updated: Aug 9, 2026

What it does

  • Critiques methodology and experimental design, checking whether the method can actually answer the stated question.
  • Detects selection, measurement, publication, and cognitive biases plus confounding.
  • Flags statistical pitfalls: p-value misuse, multiplicity, low power, effect-size misinterpretation.
  • Grades evidence quality with the GRADE system and Cochrane Risk of Bias domains.
  • Formats critique as summary → strengths → concerns ranked critical/important/minor → concrete recommendations → balanced overall assessment.
  • Pulls depth from bundled references/ files (bias taxonomy, statistical pitfalls, evidence hierarchy, logical fallacies, design checklist).

Who it's for

  • Graduate students and researchers reading papers critically
  • Anyone running systematic reviews or meta-analyses
  • Researchers who want a design reviewed before data collection
  • Clinicians and policy analysts judging strength of evidence
  • Instructors teaching research methods and statistics

Example uses

  1. "Apply Cochrane RoB to this RCT, focusing on randomization and blinding domains."
  2. "This press release claims causation from three observational studies — name the fallacies and limits."
  3. "Before I collect data, run the experimental design checklist over my sample size, control group, and outcome measures."

· · · Install guide · · ·

Try it now, no install

Paste this into Claude to use the skill without installing anything.

Read the instructions in this file and follow them to help me:
https://raw.githubusercontent.com/K-Dense-AI/scientific-agent-skills/HEAD/skills/scientific-critical-thinking/SKILL.md

What I want: (describe your task here)

If Claude can't open the link, open it yourself and paste the contents instead.

↓ If it works for you, download the ZIP below and install it. Then it runs on its own — no pasting each time.

Install in the Claude app (no terminal)
  1. Download the ZIP with the button below.
  2. In Claude, open Settings → Capabilities and turn on 'Code execution and file creation'. (one time)
  3. Go to Customize → Skills → + → 'Upload a skill' and upload the ZIP.
↓ Download ZIP
Install in Claude Code

Let Claude do it — paste this into Claude Code

Install the skill I found on Claude Skill Mart.
Copy the skills/scientific-critical-thinking folder from the GitHub repo K-Dense-AI/scientific-agent-skills into my ~/.claude/skills/scientific-critical-thinking/.
When it's done, tell me in one line what this skill can do.

Install with a command instead

git clone https://github.com/K-Dense-AI/scientific-agent-skills.git && mkdir -p ~/.claude/skills && cp -r scientific-agent-skills/skills/scientific-critical-thinking ~/.claude/skills/

⚠ This is a third-party skill. Check the source repository before installing.

  1. Open a terminal.
  2. Clone the repository: git clone https://github.com/K-Dense-AI/scientific-agent-skills.git
  3. Create the skills folder: mkdir -p ~/.claude/skills
  4. Copy the whole skill directory (including references/): cp -r scientific-agent-skills/skills/scientific-critical-thinking ~/.claude/skills/
  5. Restart Claude Code and try a prompt like "Grade the evidence quality of this study with GRADE."
  6. (Optional) For diagrams, also install the scientific-schematics skill and set export OPENROUTER_API_KEY=...; note that prompts are sent to OpenRouter.
View source on GitHub ↗License: MIT