#data scientists

✦ ChatGPT fundamentals. Level: ⭐ Easy.

Learn the (very) basics of ChatGPT in 3 minutes.

Link: https://academy.openai.com/public/clubs/work-users-ynjqu/resources/chatgpt-basics.

✦ ChatGPT for any role. Level: ⭐ Easy.

Quick prompts from the OpenAI Academy.

Link: https://academy.openai.com/public/clubs/work-users-ynjqu/resources/chatgpt-for-any-role.

✦ Prompting class. Level: ⭐⭐ Advanced.

The science behind prompt engineering.

Link: https://academy.openai.com/public/clubs/work-users-ynjqu/resources/prompting.

✦ Set up your ChatGPT. Level: ⭐⭐⭐ Expert.

No one taught you how to (properly) set up ChatGPT.

Link: https://ruben.substack.com/p/settings.

✦ Be rude to ChatGPT. Level: ⭐⭐⭐ Expert.

The do’s and don’t of deep prompt engineering.

Link: https://ruben.substack.com/p/sorry.

✦ How long should a prompt be. Level: ⭐⭐⭐ Expert.

A prompt can’t be too short or too long. Here’s what science says.

Link: https://ruben.substack.com/p/long.

Master Claude.

✦ Claude basics. Level: ⭐ Easy.

Go through the basics. Directly from Anthropic Learning Hub.

Link: https://anthropic.skilljar.com/ai-fluency-framework-foundations.

✦ Claude to write exactly like you. Level: ⭐⭐ Advanced.

How to teach Claude your own custom writing style.

Link: https://www.linkedin.com/posts/ruben-hassid_how-to-make-ai-write-exactly-like-you-activity-7353740672358592512-4Yqq/.

✦ Claude prompting, advanced techniques. Level: ⭐⭐⭐ Expert.

This one-pager is only for people who are comfortable with prompt engineering.

Link: https://docs.claude.com/en/docs/build-with-claude/prompt-engineering/claude-4-best-practices.

Master Automations.

✦ Zapier Learn. Build your first zap. Level: ⭐ Easy.

Zapier is the leading automation tool.

Link: https://learn.zapier.com/build-your-first-zap.

✦ Lindy Academy. Lindy 101. Level: ⭐ Easy.

Another automation tool. Reminder: it’s part of the paid-member free perks.

Link: https://www.lindy.ai/academy-lessons/getting-started-101.

✦ ChatGPT Tasks. Level: ⭐⭐ Advanced.

I’m not a big fan of the tasks. But some need an automatic update from ChatGPT.

Link: https://help.openai.com/en/articles/10291617-tasks-in-chatgpt.

Master Gamma.

✦ Gamma Prompt Library. Level: ⭐⭐ Advanced.

They just released a Gamma prompt library. So much value in here.

Link: https://gamma.app/prompts.

✦ Gamma Inspirations. Level: ⭐⭐ Advanced.

A library of the best Gamma decks. You can copy them too.

Link: https://gamma.app/inspiration.

✦ Replace a consultant. Level: ⭐⭐⭐ Expert.

Written with Gamma’s CEO, Grant Lee. Go from analysis to deck.

Link: https://ruben.substack.com/p/consulting.

Master Gemini.

✦ Gemini prompting, the complete guide. Level: ⭐⭐⭐ Expert.

Foundational skills for writing effective prompts.

Link: https://services.google.com/fh/files/misc/gemini-for-google-workspace-prompting-guide-101.pdf.

✦ Gemini Deep Research. Level: ⭐⭐ Advanced.

How to perform a deep research through the web / your files.

Link: https://gemini.google/tg/overview/deep-research/.

✦ Gemini Nano-Banana. Level: ⭐⭐ Advanced.

One of the best image model on the market.

Link: https://ruben.substack.com/p/banana.

Bonus: this crazy repo of case studies here. Also free.

✦ Gemini Veo-3. Level: ⭐⭐⭐ Expert.

One of the best video model on the market.

Link: https://cloud.google.com/vertex-ai/generative-ai/docs/video/video-gen-prompt-guide.

Master Midjourney.

✦ Get started with Midjourney. Level: ⭐⭐ Advanced.

The basics. But even the basics aren’t easy.

Link: https://docs.midjourney.com/hc/en-us/articles/33329261836941-Getting-Started-Guide.

✦ Midjourney Prompt Basics. Level: ⭐⭐ Advanced.

Turn words into images.

Link: https://docs.midjourney.com/hc/en-us/articles/32023408776205-Prompt-Basics.

✦ Everything about Midjourney. Level: ⭐⭐⭐ Expert.

Absolutely all of the Midjourney ressources. It would take hours to complete, but that’s a $100,000+ new kind of job. AI designer.

Link: https://docs.midjourney.com/hc/en-us/categories/32013335627533-Documentation.

Master Perplexity.

✦ Comparing different AI to search. Level: ⭐⭐ Advanced.

I compared all of them. Here’s why Perplexity is better.

Link: https://ruben.substack.com/p/search.

✦ Perplexity Labs guide. Level: ⭐⭐⭐ Expert.

Unknown but advanced feature.

Link: https://www.perplexity.ai/hub/blog/introducing-perplexity-labs.

✦ Perplexity at work. Level: ⭐⭐ Advanced.

Great resource to know the depth of Perplexity.

Link: https://substack.com/profile/339636559-ruben-hassid/note/c-171660849

Master OpenAI-Sora.

✦ Sora basics. Level: ⭐⭐ Advanced.

It covers everything to start.

Link: https://academy.openai.com/public/collections/sora-tutorials-2025-03-11.

✦ Sora in-depth guide. Level: ⭐⭐⭐ Expert.

My own complete guide for Sora videos.

Link: https://tathastu-rh.notion.site/SORA-2-PROMPT-GUIDE-2849464bdbf980e2b746f9d26e6f9061.

Master NotebookLM.

✦ How to train your AI on YouTube. Level: ⭐⭐⭐ Expert.

Train your own AI on your favorite YouTube videos.

Link: https://ruben.substack.com/p/youtube.

✦ Learn anything, with AI. Level: ⭐⭐ Advanced.

Build your own teacher yourself.

Link: https://ruben.substack.com/p/master.

Master Opus Clip.

✦ Learning Center. Level: ⭐⭐ Advanced.

All-in-one guide to Opus Clip, by Opus Clip.

Link: https://www.opus.pro/learning-center.

✦ From YouTube to TikTok videos. Level: ⭐ Easy.

A video step-by-step to go from long to short form.

Link: https://www.linkedin.com/posts/ruben-hassid_this-ai-made-24-tiktoks-in-3-min-heres-activity-7222186928152952832-R-0E/.

Master ChatGPT-image.

✦ A carousel of what’s possible. Level: ⭐ Easy.

My quick, 12-page, detailed guide.

Link: https://lnkd.in/dh45EePJ.

✦ The official ChatGPT guide. Level: ⭐ Easy.

+ a cool library of best-of prompts.

Link: https://chatgpt.com/features/image-generation/

Understand AI on a deeper level.

From easy to expert.

✦ 35 years that led to ChatGPT. Level: ⭐ Easy.

A bit of history. It helps understand the world today.

Link: https://m.youtube.com/watch?v=OFS90-FX6pg&utm_source=substack&utm_medium=email

✦ 16 ChatGPT myths. Level: ⭐ Easy.

No, ChatGPT does not read the entire internet. Debunk every single myth.

Link: https://ruben.substack.com/p/16-chatgpt-myths.

✦ What is an LLM? Level: ⭐⭐ Advanced.

A must-watch to understand the technology behind ChatGPT.

Link: https://m.youtube.com/watch?v=LPZh9BOjkQs&pp=4gcKEghzdWJzdGFjaw%3D%3D

✦ Machine Learning with Andrew Ng. Level: ⭐⭐⭐ Expert.

Expert only. 99.9% of us don’t need this course.

Link: https://www.coursera.org/specializations/machine-learning-introduction.

✦ Deepdive into LLMs. Level: ⭐⭐⭐ Expert.

By Andrej Karpathy, one of the “creator” of ChatGPT.

Link: https://m.youtube.com/watch?v=7xTGNNLPyMI&t=1s&pp=2AEBkAIB4gcKEghzdWJzdGFjaw%3D%3D

I just figured I’d let you all know, in case anyone out there is A Young Person Not In The Workforce, and they are despairing of finding their place, and aren’t aware that their place is, like, everyplace.  Often in six figures.  

ET-Data Scientist: ‘Weird’ Spike in Incomplete Nevada Voter Registrations, Use of ‘Casinos’ as Home Addresses

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To delve into this I used ChatGPT & Replit to spin-up a functioning physiotherapy tracker app in under an hour.

But the leadership insights matter more than the code.

- True innovation balances vision with velocity: test the pain points quickly, but never lose sight of the big idea.

- AI increasingly makes scope creep cheaper, so good leadership is needed to maintain focus.

- The future of tech leadership is turning AI from a tool into a teammate, and reshaping how we build together.

I shared my full walkthrough and leadership takeaways here: https://medium.com/@jbyrnephd/building-faster-leading-smarter-a-tech-leaders-experiment-with-ai-driven-app-development-518c47b765c2

The Data Scientist Handbook 2024

My key insight:

• For individuals, Agentic AI will soon be the personal assistant we never had; becoming a commodity in everyday tools that supercharges productivity.