# Andrew Chen

Canonical: https://thelazyweb.com/authors/andrew-chen/
Updated: 2026-09-20

Andrew Chen writes about network effects, viral loops, marketplaces and growth systems. He previously led rider growth at Uber and now invests at Andreessen Horowitz.

Source: https://andrewchen.com/about/

Biography comes from Andrew Chen's public site and a16z profile; portrait comes from the linked public GitHub profile. Checked September 19, 2026.

## Referenced in 101

- [What's your viral loop?](https://andrewchen.com/whats-your-viral-loop-understanding-the-engine-of-adoption/) — A viral loop is the repeatable path from one user's action to another user's adoption; the loop itself matters more than a one-time referral promotion.

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[Andrew Chen](<https://www.thelazyweb.com/authors/andrew-chen/>)

Source observed: 2026-09-20T21:38:43.005Z. Last checked: 2026-10-08T02:06:24.805+00:00.

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