Inside Data Science
Tiffany TeasleyData scientist and AI developer. After 20 years teaching high school math, I moved into data science in my 40s. I failed interviews, overspent on courses, and chased the wrong skills. I share what’s working so you can get interviews and offers.
| Platform |  | Pricing | Only free issues | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 25 | Founded | 2 years ago | Last Issue | 22 hours ago |
| Active | |||||
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The Free Data + AI Starter Library
The best data and AI education in 2026 is free.
That’s not a hot take.
It’s just true, and most beginners don’t believe it yet.
The real problem isn’t access. It’s direction. There are so many free courses that most people freeze. They...
I Recorded My First LinkedIn Course
I spent 20 years at the front of a high school classroom, and then I started completely over in data science. So there is something I still cannot fully wrap my head around about standing in a recording studio in Carpinteria, California, fi...
Why I Took a Bootcamp at the Height of the AI Boom
A few months ago I joined a fully agentic AI project.
Agentic AI is the hype right now. Agents. Orchestration. Autonomous systems. The words are everywhere.
And there I was, actually working on one.
I could have kept my head down and lea...
Your First Real Data Project Is Allowed to Be Ugly
My first real data project was ugly.
Not “humble brag, it was fine actually” ugly. I mean the column names were a mess, half my notebook was commented-out code I was too scared to delete, and my big finding was something most people would...
A Letter to My Teacher-Self About Starting Over at 40
Dear Tiffany,
You are sitting in the parking lot after another day of teaching, and you are doing the math again.
Twenty years in the classroom. Forty-something years on the planet. And a quiet voice that keeps asking the same question on...
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Full Time Data Scientist & AI Engineer | Linkedin [In]structor | After 20 years teaching high school math, I moved into data science in my 40s. I share what I learned the hard way so you don’t have to.
Inside Data Science | Admin Community updates, roundtable details, and subscriber support.
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