Objective-Proof Expert Filter
Choose teachers by audited performance, not polished highlights
- Difficulty
- Easy
- Time to result
- ~days to results
- Steps
- 4
- Confidence
- 96%
The Objective-Proof Expert Filter starts by replacing online popularity with an independently scored measure of performance. Define the discipline, identify a proving ground with fixed rules and little room to hide, and use its records to narrow the field. Tim Ferriss used Olympic archery as a sorting mechanism because social video can show one successful trick shot while omitting hundreds of failures. The same logic led him to a decorated dog-agility competitor, where time, penalties, and placements create an auditable record. After the performance filter, inspect whether the candidate explains clearly and can adapt instruction to a novice. The mechanism does not claim that every champion teaches well; it uses verified performance to create a more credible shortlist before testing teaching fit directly.
Origin
Tim explains that he found Jake Kaminski by looking for an objective measure in archery, using Olympic competition to sort credible performers from selectively edited online demonstrations.
Core principles
- 01Curated highlights conceal the failed attempts
- 02Objective competition records reduce room for performance theater
- 03A valid measure uses stable scoring and penalties
- 04Verified expertise and teaching ability are separate checks
How to run it
- 1
Define the real skill
Specify the capability you want rather than searching for a generic celebrity expert. Separate actual performance from adjacent entertainment or influence.
Pro tip Write down what a successful student should be able to do.
Watch out Do not let production quality substitute for demonstrated competence.
- 2
Find an objective proving ground
Look for competitions, tests, or records with stable scoring, meaningful penalties, and repeated performance under pressure.
Pro tip Prefer environments where poor attempts cannot be edited out.
Watch out A popular contest is not useful if its outcome is mostly subjective.
- 3
Build the proven shortlist
Use verified results to identify people who repeatedly perform at the required level. Inspect broader evidence instead of one exceptional clip.
Pro tip Look behind the showcased result for the surrounding target, record, or full event.
- 4
Test teaching fit
Review the candidate's explanations and run a limited trial. Confirm that proven skill translates into useful diagnosis and instruction for you.
Pro tip Choose a trial with a concrete before-and-after skill check.
Watch out Do not assume elite performance automatically creates an elite coach.
In the wild
Tim found selective online trick-shot clips difficult to evaluate, so he used Olympic archery as an objective sorting mechanism. That search led him to Jake's channel, which combined Olympic credentials with detailed technical instruction.
→ Tim created a credible shortlist and began a coaching relationship with a proven Olympic archer.
Tim selected multiple-time agility champion Susan Garrett rather than relying on celebrity dog-coach positioning because agility has defined scoring, penalties, and time.
→ The objective record reduced uncertainty about whether the guest could perform the skill under scrutiny.
Common mistakes
Trusting the highlight reel
A single successful clip can be selected from a thousand failed attempts and reveal little about repeatable performance.
Stopping at credentials
The performance filter creates a shortlist; it does not remove the need to test communication and coaching fit.
Is it for you?
Best for
It is best for selecting coaches or teachers in fields with competitions, standardized tests, or other independently scored outcomes.
Not ideal for
It is not ideal when the desired skill has no meaningful external measure or when competition performance is unrelated to teaching quality.
From the transcript
“How can I find an objective measure for this sport, for this discipline?”
“Let me try to use that as a sorting mechanism.”
“people can take a thousand attempts and then show their best outcome”
From the episode
#811: 2x Olympic Archery Medalist Jake Kaminski — Lessons Learned and Mantras Used After 1,000,000 Arrows
Jake Kaminski