Also known as
Alexei Fridman
Description
Soviet-born American computer scientist and podcaster, host of the Lex Fridman Podcast. Born in the Tajik Soviet Socialist Republic in 1983, his family moved to the Chicago area shortly after the collapse of the Soviet Union. Trained Brazilian jiu-jitsu at Balance Studios in Philadelphia under the Migliarese brothers, Phil and Ricardo, who guided him from white belt to black belt and awarded him the first stripe on his black belt in April 2023.
Teachers (2)
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Phil Migliaresesports_martial_artsBrazilian jiu-jitsu ConfirmedConfirmedLex Fridman's own Instagram post, quoted by Jiu-Jitsu Times and Jits Magazine, names Phil and Rick Migliarese as the instructors who guided him from white belt to black belt; Wikipedia corroborates that Phil Migliarese awarded a black belt to Lex FridmanThe evidence establishes the claim: it is sufficient and consistent, and any conflicting evidence is resolved.
fact_checkassessed by FSMverified
2 sources expand_moreFrederico MuñozResearcher, Martialisfact_checkLex Fridman's own Instagram post, quoted by Jiu-Jitsu Times and Jits Magazine, names Phil and Rick Migliarese as the instructors who guided him from white belt to black belt; Wikipedia corroborates that Phil Migliarese awarded a black belt to Lex Fridman -
Ricardo Migliaresesports_martial_artsBrazilian jiu-jitsu ConfirmedConfirmedLex Fridman's own Instagram post, quoted by Jiu-Jitsu Times and Jits Magazine, names Phil and Rick Migliarese as the instructors who guided him from white belt to black belt; Wikipedia corroborates that Ricardo Migliarese awarded a black belt to Lex FridmanThe evidence establishes the claim: it is sufficient and consistent, and any conflicting evidence is resolved.
fact_checkassessed by FSMverified
2 sources expand_moreFrederico MuñozResearcher, Martialisfact_checkLex Fridman's own Instagram post, quoted by Jiu-Jitsu Times and Jits Magazine, names Phil and Rick Migliarese as the instructors who guided him from white belt to black belt; Wikipedia corroborates that Ricardo Migliarese awarded a black belt to Lex Fridman
Lineage
Ranks (3)
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receipt_longBlack belt ProbableProbableLex Fridman announced the promotion himself in a black belt speech video published on his own YouTube channel on 11 November 2018, stating he received his BJJ black belt the previous day from Phil and Ricardo Migliarese at Balance Studios after 9 years of training and competingThe evidence favours the claim and nothing credible contradicts it, but it falls short of establishing it.BJJ Ranking System (2018-11)
fact_checkassessed by FSMverified
1 source expand_moreFrederico MuñozResearcher, Martialisfact_checkLex Fridman announced the promotion himself in a black belt speech video published on his own YouTube channel on 11 November 2018, stating he received his BJJ black belt the previous day from Phil and Ricardo Migliarese at Balance Studios after 9 years of training and competingreceipt_longBlack belt, degree 1 ConfirmedConfirmedJiu-Jitsu Times and Jits Magazine both report that Lex Fridman was awarded the first degree on his BJJ black belt by the Migliarese brothers in April 2023, announced via his own Instagram post, roughly four and a half years after his black belt promotion in November 2018The evidence establishes the claim: it is sufficient and consistent, and any conflicting evidence is resolved.BJJ Ranking System (2023-04)fact_checkassessed by FSMverified
2 sources expand_moreFrederico MuñozResearcher, Martialisfact_checkJiu-Jitsu Times and Jits Magazine both report that Lex Fridman was awarded the first degree on his BJJ black belt by the Migliarese brothers in April 2023, announced via his own Instagram post, roughly four and a half years after his black belt promotion in November 2018 -
military_techDan grade ProbableProbableBJJ Eastern Europe describes Lex Fridman as a Brazilian Jiu-Jitsu and Judo black belt in a report on a judo training session with Travis Stevens; the claim is not corroborated by a primary source and the promotion date and granting instructor are unknownThe evidence favours the claim and nothing credible contradicts it, but it falls short of establishing it.Dan-Kyu System
fact_checkassessed by FSMverified
1 source expand_moreFrederico MuñozResearcher, Martialisfact_checkBJJ Eastern Europe describes Lex Fridman as a Brazilian Jiu-Jitsu and Judo black belt in a report on a judo training session with Travis Stevens; the claim is not corroborated by a primary source and the promotion date and granting instructor are unknown
Sources
Identifiers
https://martial.is/entity/01KZRA7SNMKFET4JQ46G8PCZFA
Cite and reuse
CC BY-SA 4.0expand_more
Plain text
Muñoz, Frederico (YEAR_PLACEHOLDER). Lex Fridman. In Martialis: Martial Arts
Lineage Database. https://martial.is/entity/01KZRA7SNMKFET4JQ46G8PCZFA - CC
BY-SA 4.0. Accessed ACCESSED_DATE_PLACEHOLDER.
BibTeX
@incollection{martialis_01KZRA7SNMKFET4JQ46G8PCZFA, author = {Muñoz, Frederico},
title = {Lex Fridman}, booktitle = {Martialis: Martial Arts Lineage Database},
year = {YEAR_PLACEHOLDER}, url =
{https://martial.is/entity/01KZRA7SNMKFET4JQ46G8PCZFA}, urldate =
{ACCESSED_DATE_PLACEHOLDER}, note = {CC BY-SA 4.0} }
Database content on this page is CC BY-SA 4.0; the database right is separately reserved. Licensing