Lighthaven - LessWrong

blog

Credibility Rating

3/5

Good(3)

Good quality. Reputable source with community review or editorial standards, but less rigorous than peer-reviewed venues.

Rating inherited from publication venue: LessWrong

Lighthaven is a community venue relevant to understanding the physical infrastructure supporting AI safety research and coordination efforts, particularly in the Berkeley hub of the rationality and EA communities.

Metadata

Importance: 25/100wiki pagereference

Summary

Lighthaven is a physical campus in Berkeley, California operated by Lightcone Infrastructure since 2023, serving as a dedicated venue and community hub for the rationality and AI safety communities. It hosts major events including MATS, Manifest, and LessOnline, providing infrastructure to support initiatives aimed at improving humanity's long-term future.

Key Points

•Physical campus in Berkeley, CA operated by Lightcone Infrastructure since 2023
•Hosts major AI safety and rationality community events including MATS, Manifest, and LessOnline
•Designed to support initiatives focused on improving humanity's long-term trajectory
•Praised for combining a welcoming, fun atmosphere with professional event execution
•Serves as a key coordination and community-building hub for the AI safety ecosystem

Cited by 1 page

Page	Type	Quality
Lighthaven (Event Venue)	Organization	40.0

Cached Content Preview

HTTP 200Fetched Mar 20, 20267 KB

Subscribe

[Discussion0](https://www.lesswrong.com/w/lighthaven/discussion)

[Lighthaven](https://www.lesswrong.com/w/lighthaven#)

[Lucie Philippon](https://www.lesswrong.com/users/lucie-philippon)

•

[See Also](https://www.lesswrong.com/w/lighthaven#See_Also)

# Lighthaven

Subscribe

[Discussion0](https://www.lesswrong.com/w/lighthaven/discussion)

Edited by [Lucie Philippon](https://www.lesswrong.com/users/lucie-philippon)last updated 11th Feb 2025

Name

**Lighthaven** is a campus in Berkeley, California operated by [Lightcone Infrastructure](https://www.lesswrong.com/w/lightcone-infrastructure), designed to host events and programs focused on improving humanity's long-term trajectory. Since its establishment in 2023, it has hosted numerous key conferences and programs (including [MATS](https://www.lesswrong.com/w/mats-program), [Manifest](https://www.lesswrong.com/posts/qhdzkzC7sBq3MHhKs/come-to-manifest-2024-june-7-9-in-berkeley), [LessOnline](https://www.lesswrong.com/posts/yvrkBxb5Lp9XY3t7f/lessonline-may-31-june-2-berkeley-ca)) and serves as key in-person infrastructure for the rationality and AI safety communities.

> "Lighthaven felt rambly and wondrous and fun without being pretentious? Felt like an incredibly-well-executed, 11-of-10 house party venue (laudatory) crossed with Disneyland." - Manifest attendee

For more information, see the [Lighthaven website](https://www.lighthaven.space/) and [Lightcone's 2024 update post](https://www.lesswrong.com/posts/5n2ZQcbc7r4R8mvqc/the-lightcone-is-nothing-without-its-people#Lighthaven).

## See Also

- [Lightcone Infrastructure](https://www.lesswrong.com/w/lightcone-infrastructure)
- [The SF Bay Area](https://www.lesswrong.com/w/the-sf-bay-area)

### Summaries

There are no custom summaries written for this page, so users will see an excerpt from the beginning of the page when hovering over links to this page. You can create up to 3 custom summaries; by default you should avoid creating more than one summary unless the subject matter benefits substantially from multiple kinds of explanation.

To pick up a draggable item, press the space bar.
While dragging, use the arrow keys to move the item.
Press space again to drop the item in its new position, or press escape to cancel.


CancelSubmit

**Lighthaven** is a campus in Berkeley, California operated by [Lightcone Infrastructure](https://www.lesswrong.com/w/lightcone-infrastructure), designed to host events and programs focused on improving humanity's long-term trajectory. Since its establishment in 2023, it has hosted numerous key conferences and programs (including [MATS](https://www.lesswrong.com/w/mats-program), [Manifest](https://www.lesswrong.com/posts/qhdzkzC7sBq3MHhKs/come-to-manifest-2024-june-7-9-in-berkeley), [LessOnline](https://www.lesswrong.com/posts/yvrkBxb5Lp9XY3t7f/lessonline-may-31-june-2-berkeley-ca)) and serves as key in-person infrastructure for the rationality and AI safety communities.

> "Lighthaven felt rambly and wo

... (truncated, 7 KB total)

Resource ID: ce9baf90d6c24d04 | Stable ID: YWFkMzM5MT