01 Starting advantages
6/24 starting-position score
Strongest documented signals: Elite institution pipeline, Prodigy / innate ability, Frontier geography.
Describes the starting position, not what the person later made of it.
Cohort percentile: 41
Mayuko Yamashita
Researchers / independent engineers · Science/Research · milestone at age 23 ·T3 Domain-recognized
Milestone (age 23)
Appointed assistant professor at Kyoto University's Research Institute for Mathematical Sciences at age 23, and received the Takebe Katahiro Prize for Encouragement of Young Researchers from the Mathematical Society of Japan at 26 in 2021.
Yamashita was born in 1995 in Japan. She represented Japan at the 2013 International Mathematical Olympiad, earning a silver medal. She dropped out of a prestigious high school after one year to attend a correspondence school and focus on mathematics. She entered the University of Tokyo, where she again accelerated, completing her bachelor's in three years and her master's by 2019. She was appointed assistant professor at Kyoto University's Research Institute for Mathematical Sciences at age 23, one of the world's leading math institutes.
Starting point
Born in 1995 in Japan; enjoyed puzzles and sudoku from a young age. Family background not documented in reviewed sources.
Current position (2025)
Associate Professor at Kyoto University; recipient of the Maryam Mirzakhani New Frontiers Prize (2024) and Dannie Heineman Prize (2024).
How this path compounded
02 Built or converted leverage
12/25 multiplying-capacity score
Strongest observed levers:Started serious reps before 20, Prior reps, Scarce skill depth.
Measures what was present, not whether it was inherited, earned, self-built, external, or mixed.
Cohort percentile: 38
03 Compounding trajectory
7 documented steps
The timeline below shows the sequence of work and transitions around the selected early milestone. It is evidence of a path, not proof that every step was necessary.
Milestone at age 23
04 Observed career standing
T3 · Domain-recognized
Notable and widely recognized within the domain. The tier summarizes documented career recognition through the data cutoff—not Mayuko Yamashita's worth or future potential.
Question four · where did the leverage come from?
Mayuko Yamashita's leverage provenance
Each non-zero lever gets a best-supported origin, evidence signals, and confidence. Unresolved is the honest default when the biography cannot distinguish self-built, advantage-enabled, earned, external, or mixed.
Started serious reps before 201/1
Advantage-enabledmedium confidence
One or more documented starting advantages plausibly enabled this lever.
Dedicated mentor / coach (1/2)Elite institution pipeline (2/2)
Prior reps2/3
Advantage-enabledmedium confidence
One or more documented starting advantages plausibly enabled this lever.
Dedicated mentor / coach (1/2)Elite institution pipeline (2/2)
Scarce skill depth2/3
Advantage-enabledmedium confidence
One or more documented starting advantages plausibly enabled this lever.
Dedicated mentor / coach (1/2)Elite institution pipeline (2/2)
Elite ecosystem network2/3
Advantage-enabledmedium confidence
One or more documented starting advantages plausibly enabled this lever.
Elite institution pipeline (2/2)Frontier geography (1/2)
Concentration intensity2/3
Advantage-enabledmedium confidence
One or more documented starting advantages plausibly enabled this lever.
Dedicated mentor / coach (1/2)
Capital safety1/2
Advantage-enabledmedium confidence
One or more documented starting advantages plausibly enabled this lever.
Elite institution pipeline (2/2)
Domain proximity1/2
Advantage-enabledmedium confidence
One or more documented starting advantages plausibly enabled this lever.
Frontier geography (1/2)Elite institution pipeline (2/2)
Structural wave / timing1/3
Externalmedium confidence
A structural wave is external to the person, even when their position improved access to it.
Frontier geography (1/2)
This is a bounded inference from the current annotations—not a claim about private effort, merit, or the percentage of Mayuko Yamashita's outcome attributable to any origin.
Structural luck, Encounter luck, Event luck, Outcome variance can change every arrow in the path. This successful-only dataset cannot observe the near-identical paths that did not break through, so luck stays visible and unscored.
Within Researchers / independent engineers, Mayuko Yamashita's starting-advantage total is at the 41th percentile. Separately, their built or converted leverage total is at the 38th percentile. Other T3 profiles average 7.0 / 24 starting advantage and 11.7 / 25 leverage. Similar scores appear in other tiers, so these figures describe positioning—not a cause.
Trajectory
- 2013 · age 18Represented Japan at the International Mathematical OlympiadEarning a silver medal.
- 2017 · age 22Completed bachelor's degree at the University of TokyoDropping out of high school and accelerating through university.
- 2018 · age 23Appointed assistant professor at Kyoto University's Research InstituteFor Mathematical Sciences.
- 2019 · age 24Completed master's degree in mathematical sciencesThe University of Tokyo.
- 2021 · age 26Received the Takebe Katahiro PrizeFor Encouragement of Young Researchers from the Mathematical Society of Japan.
- 2022 · age 27Received the Grand Prize in the Marie Sklodowska Curie AwardsCompleted PhD at the University of Tokyo.
- 2024 · age 29Received the Maryam Mirzakhani New Frontiers PrizeThe Dannie Heineman Prize.
Primary leverage engine
Technical depth
Scarce technical / intellectual depth
Secondary engine
Early specialization
Built/converted leverage
12 / 25
evidence: Medium
Built or converted leverage
Multiplying capacity documented later in the path. Measures what was present, not whether it was inherited, earned, self-built, external, or mixed.
Starting-advantage scores (0–2 each)
Access or conditions documented near the beginning of the path. Zero means "no clear evidence in reviewed sources," not "advantage was absent."
Family context
Born in Japan; enjoyed puzzles and sudoku from a young age. Family background not documented in reviewed sources.
Parent / family domain
Not documented in reviewed sources.
Archetype & tags
Institutional ecosystem accelerationIMO 2013 silverUniversity of TokyoKyoto University RIMSTakebe Prizeaccelerated education
Evidence summary
Yamashita was born in 1995 in Japan and showed early talent in puzzles and sudoku. She won an IMO silver medal in 2013, then accelerated through the University of Tokyo, dropping out of her bachelor's program early to enter graduate school. At 23, she was appointed assistant professor at Kyoto University's Research Institute for Mathematical Sciences, one of the world's leading math institutes. She received the Takebe Katahiro Prize at 26 and the Maryam Mirzakhani New Frontiers Prize at 28. Family background is not documented in reviewed sources.
advantage confidence: Medium · source count: 4 · audit: not_independently_audited · status: subagent_researched_beta
Sources
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