---
id: "/practitioners-community/expert/page/7/"
title: "Practitioners & community for expert learners · page 7"
url: "https://skillissue.dev/practitioners-community/expert/page/7/"
---

# Practitioners & community for expert learners

[Beginner](/practitioners-community/beginner/index.md) [Intermediate](/practitioners-community/intermediate/index.md) [Advanced](/practitioners-community/advanced/index.md) [Expert](/practitioners-community/expert/index.md)

366 resources · page 7 of 12

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### [Lech Mazur (@LechMazur)](/foundations/practitioner-overviews/lech-mazur-lechmazur/index.md)

by [Lech Mazur](https://x.com/LechMazur)

Lech Mazur's GitHub profile: hand-built LLM benchmarks such as NYT Connections and creative writing.

entity person US en 

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### [NLP Course For You (Lena Voita)](/foundations/practitioner-overviews/lena-voita-nlp-course-for-you/index.md)

by [Lena Voita](https://lena-voita.github.io)

Lena Voita's NLP Course For You: interactive lecture-blogs with exercises on core NLP topics.

entity person Europe (Ukrainian-born) en 

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### [Lerrel Pinto (@LerrelPinto)](/foundations/practitioner-overviews/lerrel-pinto-lerrelpinto/index.md)

by [Lerrel Pinto](https://lerrelpinto.com/)

Lerrel Pinto's site: roboticist working on robot learning and frontier robotics models.

entity person US en 

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### [@levelsio (Pieter Levels)](/foundations/practitioner-overviews/levelsio-levelsio/index.md)

by [Pieter Levels](https://x.com/levelsio)

X account of Pieter Levels (levelsio): posts on building solo AI products and indie hacking.

entity x-account US 

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### [Lex Fridman (@lexfridman)](/foundations/practitioner-overviews/lex-fridman-lexfridman/index.md)

by [Lex Fridman](https://lexfridman.com/)

Lex Fridman Podcast: long-form interviews with researchers and founders, including many on AI.

entity person US en 

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### [Lianmin Zheng (@lm_zheng)](/foundations/practitioner-overviews/lianmin-zheng-lm-zheng/index.md)

by [Lianmin Zheng](https://x.com/lm_zheng)

LMSYS Org blog, with Lianmin Zheng: research on LLM serving, SGLang, Chatbot Arena and evaluation.

entity person US en 

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### [Lil'Log (Lilian Weng)](/foundations/practitioner-overviews/lil-log-lilian-weng/index.md)

by [Lilian](https://lilianweng.github.io)

Lilian Weng's Lil'Log: in-depth learning notes on LLMs, agents, RL and safety since 2017.

entity person US en 

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### [@lilianweng (Lilian Weng)](/foundations/practitioner-overviews/lilianweng-lilian-weng/index.md)

by [Lilian Weng](https://x.com/lilianweng)

X account of Lilian Weng, author of Lil'Log: posts on LLM research topics such as agents and safety.

entity x-account US 

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### [@liquidai (Liquid AI)](/foundations/practitioner-overviews/liquidai-liquid-ai/index.md)

by [Liquid AI](https://x.com/liquidai)

X account of Liquid AI: releases of LFM efficient foundation models.

entity x-account West 

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### [Lisa Dunlap (@lisabdunlap)](/foundations/practitioner-overviews/lisa-dunlap-lisabdunlap/index.md)

by [Lisa Dunlap](https://x.com/lisabdunlap)

Arena (formerly LMArena) site, where Lisa Dunlap works: platform for comparing and voting on AI models with public leaderboards.

entity person US en 

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### [@YesThisIsLion (Llion Jones)](/foundations/practitioner-overviews/llion-jones-yesthisislion/index.md)

by [Llion Jones](https://x.com/YesThisIsLion)

X account of Llion Jones, Transformer co-author and Sakana AI co-founder.

entity x-account Japan en 

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### [@lmarena_ai (Arena)](/foundations/practitioner-overviews/lmarena-ai-arena/index.md)

by [Arena](https://x.com/lmarena_ai)

X account of LMArena (Arena): crowdsourced model comparison leaderboard updates.

entity x-account US 

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### [@LoubnaBenAllal1 (Loubna Ben Allal)](/foundations/practitioner-overviews/loubna-ben-allal-loubnabenallal1/index.md)

by [Loubna Ben Allal](https://x.com/LoubnaBenAllal1)

X account of Loubna Ben Allal, Hugging Face: posts on SmolLM, FineWeb-Edu and pretraining data.

entity x-account France / Morocco en 

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### [Love. Death. Transformers.](/foundations/practitioner-overviews/love-death-transformers/index.md)

by [Love. Death. Transformers.](https://t.me/lovedeathtransformers)

Love. Death. Transformers.: Russian-language Telegram channel of ML practitioners posting on LLM training and research.

entity community Russia ru 

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### [Luca Soldaini (@soldni)](/foundations/practitioner-overviews/luca-soldaini-soldni/index.md)

by [Luca Soldaini](https://soldaini.net/)

Luca Soldaini's site: researcher who co-led Olmo and Dolma at Ai2, now at Microsoft AI.

entity person US (IT) en 

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### [Lucas Beyer (@giffmana)](/foundations/practitioner-overviews/lucas-beyer-giffmana/index.md)

by [Lucas Beyer](https://lucasb.eyer.be/)

Lucas Beyer's home page: computer vision and multimodal researcher behind ViT, SigLIP and PaliGemma work.

entity person Switzerland/global en 

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### [@lvwerra (Leandro von Werra)](/foundations/practitioner-overviews/lvwerra-leandro-von-werra/index.md)

by [Leandro von Werra](https://x.com/lvwerra)

X account of Leandro von Werra, creator of the TRL library: posts on RLHF and open model training.

entity x-account Switzerland / Germany en 

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### [Maarten Grootendorst (@MaartenGr)](/foundations/practitioner-overviews/maarten-grootendorst-maartengr/index.md)

by [Maarten Grootendorst](https://maartengrootendorst.com/)

Maarten Grootendorst's site: visual guides to language models and creator of BERTopic and KeyBERT.

entity person Netherlands en 

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### [@MaartenGr (Maarten Grootendorst)](/foundations/practitioner-overviews/maartengr-maarten-grootendorst/index.md)

by [Maarten Grootendorst](https://x.com/MaartenGr)

X account of Maarten Grootendorst, co-author of Hands-On Large Language Models: visual guides on LLMs and agents.

entity x-account Netherlands 

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### [Machinelearning (@ai_machinelearning_big_data)](/foundations/practitioner-overviews/machinelearning-ai-machinelearning-big-data/index.md)

by [Machinelearning](https://t.me/ai_machinelearning_big_data)

Russian-language Telegram channel aggregating machine learning and data science news, papers and tutorials.

entity community Russia ru 

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### [Mario Zechner (@badlogicgames)](/foundations/practitioner-overviews/mario-zechner-badlogicgames/index.md)

by [Mario Zechner](https://mariozechner.at/)

Mario Zechner's site: developer writing on coding agents and building agent tools.

entity person Austria en|de 

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### [Maritaca AI (Rodrigo Nogueira)](/foundations/practitioner-overviews/maritaca-ai-rodrigo-nogueira/index.md)

by [Maritaca AI](https://www.maritaca.ai/)

Maritaca AI site: Brazilian company behind the Sabiá family of Portuguese language models.

entity community Brazil pt 

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### [@math_rachel (Rachel Thomas)](/foundations/practitioner-overviews/math-rachel-rachel-thomas/index.md)

by [Rachel Thomas](https://x.com/math_rachel)

X account of Rachel Thomas, fast.ai co-founder: posts on AI ethics and practical deep learning.

entity x-account US 

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### [Matt Pocock (@mattpocockuk)](/foundations/practitioner-overviews/matt-pocock-mattpocockuk/index.md)

by [Matt Pocock (AI Hero)](https://www.aihero.dev/)

Matt Pocock's AI Hero: courses on AI engineering for developers, including the AI SDK.

entity person UK en 

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### [Matt Turck (@mattturck)](/foundations/practitioner-overviews/matt-turck-mattturck/index.md)

by [Matt Turck](https://mattturck.com/)

Matt Turck's site: FirstMark investor's essays on the MAD (ML, AI, data) landscape and The MAD Podcast.

entity person US (FR) en 

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### [@mattshumer_ (Matt Shumer)](/foundations/practitioner-overviews/mattshumer-matt-shumer/index.md)

by [Matt Shumer](https://x.com/mattshumer_)

X account of Matt Shumer, former HyperWrite CEO: posts on AI models and tools.

entity x-account US 

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### [Max Woolf (@minimaxir)](/foundations/practitioner-overviews/max-woolf-minimaxir/index.md)

by [Max Woolf](https://minimaxir.com/)

Max Woolf's blog: data-heavy experiments testing LLM code generation and prompting claims.

entity person US en 

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### [llm-course (Maxime Labonne)](/foundations/practitioner-overviews/maxime-labonne-maximelabonne-llm-course/index.md)

by [Maxime Labonne](https://mlabonne.github.io/blog)

Maxime Labonne's LLM Course GitHub repo: roadmaps and notebooks for learning to build and fine-tune LLMs.

entity person France (London base unconfirmed) en 

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### [@maximelabonne (Maxime Labonne)](/foundations/practitioner-overviews/maximelabonne-maxime-labonne/index.md)

by [Maxime Labonne](https://x.com/maximelabonne)

X account of Maxime Labonne, Liquid AI head of post-training: posts on fine-tuning and model merging.

entity x-account France (London base unconfirmed) 

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### [@mckaywrigley (Mckay Wrigley)](/foundations/practitioner-overviews/mckaywrigley-mckay-wrigley/index.md)

by [Mckay Wrigley](https://x.com/mckaywrigley)

X account of Mckay Wrigley: tutorials and demos on building with AI coding tools.

entity x-account US 

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### [Melanie Mitchell (@MelMitchell1)](/foundations/practitioner-overviews/melanie-mitchell-melmitchell1/index.md)

by [Melanie Mitchell](https://aiguide.substack.com/)

Melanie Mitchell's Substack AI: A Guide for Thinking Humans, on AI developments and reasoning abilities.

entity person US en 

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### [Merve Noyan (@mervenoyann)](/foundations/practitioner-overviews/merve-noyan-mervenoyann/index.md)

by [Merve Noyan](https://x.com/mervenoyann)

Merve Noyan's Hugging Face profile: vision-language model explainers, notebooks and demos.

entity person EU en 

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