Latest Issues
Calculating AI by Hand ✍️
Step-by-step walkthroughs
Most materials for learning AI are either full of equations or buried in code-heavy Jupyter notebooks. I made this series of 28 calculation walkthroughs to take a different approach, the first I crea…
Seminar Series 2026
9 seminars from 2026
This is my 2026 collection of live AI by Hand ✍️ seminars. In each session, I rebuild a frontier AI topic from the ground up, from first principles to the complete picture. Every one comes with the f…
Seminar Series 2025
6 seminars from 2025
This is my 2025 collection of live AI by Hand ✍️ seminars. In each one, I work through a frontier AI topic step by step, from the fundamentals to the full picture. Every seminar includes the full rec…
Matrix Multiplication
16 topics, 250 pages, 950 blanks
I didn’t make this workbook because I immediately understood matrix multiplication or fell in love with it. Quite the opposite. I struggled with it for a long time.
Library
AI by Hand ✍️ is the research publication of By Hand Research, founded by Prof. Tom Yeh. By Hand Research studies model interpretability and explainability at the math and algorithm level. Subscribers receive free new articles and join live...
Key Facts
Audience Metrics
Subscribers, engagement, traffic and sponsorship for AI by Hand ✍️.
| Subscribers | Engagement | 80 | Monthly Web Visits | ||
|---|---|---|---|---|---|
| Accepts Sponsors | Estimated Cost per Ad | ||||
SEO Reach
Where AI by Hand ✍️ ranks on Google, and how much search traffic it brings in.
| Ranked Keywords | 340 | Monthly Search Traffic | Top Keywords |
|---|
Chart Rankings
How this newsletter ranks in the official Substack charts.
| #58 |
Authors
The writers behind this newsletter.
Associate Professor of Computer Science
Frequently Asked Questions
How can I access the email archive for AI by Hand ✍️?
You can find recent issues that have been published by AI by Hand ✍️ on Reletter by scrolling up to where it says Latest Issues. Tap on the link for any of the most recent emails or hit More Issues to see older ones.
How many subscribers does AI by Hand ✍️ have?
To see how many people subscribe to AI by Hand ✍️, simply upgrade your Reletter account. We provide readership numbers and lots of other stats for this newsletter so you can decide if it's worth reaching out to.
How can I advertise in AI by Hand ✍️?
Newsletter advertising can be extremely effective when it's done right. Before you pitch AI by Hand ✍️ as a potential sponsor or partner, make sure that you've done your research and checked its newsletter stats with Reletter.
Then, personalize one of our winning pitching templates and send it to the right person using the contact info provided.
How much does it cost to sponsor a publication like AI by Hand ✍️?
Newsletter ad rates (or CPM) vary depending on many factors, including industry, number of subscribers, open rate, ad placement and more.
To find out how much an ad will cost, contact AI by Hand ✍️ using the contact information provided and ask for a copy of their media kit.
How can I find newsletters related to AI by Hand ✍️?
Scroll up to where it says Related Newsletters to see other publications like AI by Hand ✍️. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.
How do I contact AI by Hand ✍️?
Reletter provides this newsletter's website URL above, where you will often find their contact information. We also provide links to associated social media accounts and pitching templates so you can reach out fast.