# Stephanie Zinn

> Stephanie Zinn is Editorial Partner at Andreessen Horowitz (a16z), where she leads editorial strategy and audience growth across Substack, X, YouTube, and search. With over a decade in tech editorial, she previously built editorial teams from scratch at Coinbase and GitHub - generating 15M newsletter subscribers at Coinbase and launching GitHub's influential ReadME Project. She is one of the rare operators who treats clear writing not as a nice-to-have but as a core business asset.

- **Role:** Editorial Partner at Andreessen Horowitz (a16z)
- **Organizations:** Andreessen Horowitz (a16z), Coinbase, GitHub
- **Nationality:** American
- **Known for:** Grew a16z editorial audience to 70K+ Substack subscribers and 165K X followers, Generated 20M+ impressions in 2025 for a16z, Built Coinbase's newsletter to 15M subscribers with 40%+ open rates

## Career timeline

- **2015-2020** — Senior Editorial Manager at GitHub - helped establish GitHub's editorial function, launched The ReadME Project, grew content creator team from 0 to 7, shipped 50+ campaigns
- **2020-2022** — Editorial Lead at Coinbase - built the editorial team, launched Coinbase Learn and Coinbase Bytes, achieved 15M newsletter subscribers with 40%+ open rates
- **2022-present** — Editorial Partner at Andreessen Horowitz (a16z) - leads editorial and audience growth across Substack, X, YouTube, and search; grew to 70K+ Substack subscribers, 165K X followers, 20M+ impressions in 2025

## Achievements

- Grew a16z editorial audience to 70K+ Substack subscribers and 165K X followers
- Generated 20M+ impressions in 2025 for a16z
- Built Coinbase's newsletter to 15M subscribers with 40%+ open rates
- Launched Coinbase Learn and Coinbase Bytes educational content initiatives
- Founded and launched GitHub's The ReadME Project
- Grew GitHub's content creator team from 0 to 7 members
- Shipped 50+ campaigns at GitHub
- Produced a New York Times full-page advertisement
- Authored Financial Times analysis pieces
- Contributed to annual reports on cryptocurrency trends

## Latest updates

- **2025-01** — a16z editorial operation under her leadership surpassed 20M impressions in 2025
- **2024-07** — Appeared on a16z crypto podcast episode 'What we're reading, how we're reading, why we read' discussing summer reading recommendations
- **2024-01** — a16z Substack audience grew past 70K subscribers under her editorial direction

## Links

- Website: https://www.stephzinn.com/
- LinkedIn: https://www.linkedin.com/in/stephbwills/
- Twitter/X: https://x.com/stephbzinn

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Profile page: https://yespress.io/stephanie-zinn
Published by YesPress — https://yespress.io
Last updated: 2026-05-08