# Figure photo credits

All portraits sourced from Wikimedia Commons.

| Figure | License | Author | Source file |
|---|---|---|---|
| Julian Huxley | Public domain | not given in the source | File:Hux-Oxon-72.jpg |
| Nick Bostrom | CC BY 4.0 | Future of Humanity Institute | File:Prof_Nick_Bostrom_324-1.jpg |
| Elon Musk | CC BY-SA 4.0 | Gage Skidmore | File:Elon_Musk_-_54820081119_(cropped).jpg |
| Sam Altman | CC BY 4.0 | 首相官邸ホームページ | File:Meeting_with_Masayoshi_Son_and_Sam_Altman_(February_3,_2025)_(3x4_cropped_on_Altman).jpg |
| Peter Thiel | CC BY-SA 3.0 | Gage Skidmore | File:Peter_Thiel_by_Gage_Skidmore.jpg |
| Eliezer Yudkowsky | CC BY-SA 2.0 | "null0" | File:Eliezer_Yudkowsky,_Stanford_2006_(square_crop).jpg |
| Jeffrey Epstein | Public domain | Palm Beach County Sheriff's Department | File:Jeffrey_Epstein_mug_shot_(cropped).jpg |
| Richard S. Sutton | CC BY-SA 4.0 | Xuthoria | File:SD_2025_-_Richard_Sutton_01_(cropped).jpg |
| Marvin Minsky | CC BY 3.0 | The original uploader was Sethwoodworth at English Wikipedia. | File:Marvin_Minsky_at_OLPCb_(3x4_cropped).jpg |
| Max More | CC BY-SA 2.0 | "null0" | File:Max_More,_Stanford_2006_(square_crop).jpg |
| Ray Kurzweil | CC BY-SA 2.0 | nrkbeta | File:Ray_Kurzweil_@_SXSW_2017_(32594766664).jpg |
| Julian Assange | CC BY-SA 4.0 | Kacy Bao | File:Julian_Assange_at_2025_Cannes_The_Six_Billion_Dollar_Man_Photocall_3_(cropped).jpg |
| Robin Hanson | CC BY-SA 3.0 | KatjaGrace | File:Robin_Hanson_in_a_field_2.jpg |
| Demis Hassabis | CC BY-SA 4.0 | John Sears | File:Demis_Hassabis,_2024_Nobel_Prize_Laureate_in_Chemistry_7_(cropped).jpg |
| Ben Goertzel | CC BY 4.0 | Web Summit | File:Ben_Goertzel_(CEO_and_FounderSingularityNET)_(54921528929)_(cropped).jpg |
| Anthony Levandowski | CC BY-SA 4.0 | Kaxelrod | File:Anthony_Levandowski_Headshot.jpg |
| Curtis Yarvin | CC0 | David Merfield | File:Curtis_Yarvin_portrait_(3x4_cropped).jpg |
| Yann LeCun | CC BY-SA 2.0 | Jérémy Barande | File:Laura_Chaubard_&_Yann_Le_Cun_-_2024_(53814052697)_(cropped).jpg |
| Scott Alexander (writer) | NO IMAGE |  |  |
| Peter Singer | CC BY 2.0 | Ula Zarosa | File:Peter_Singer_2017_(cropped).jpg |
| William MacAskill | CC BY-SA 4.0 | Sam Deere | File:William_MacAskill_Portrait_2015_(cropped).jpg |
| Sam Bankman-Fried | CC BY 3.0 | Cointelegraph | File:Sam_Bankman-Fried_(cropped).png |
| Holden Karnofsky | CC BY-SA 4.0 | Noah Berger/Open Philanthropy | File:Holden_Karnofsky_0.jpg |
| Sam Harris | CC BY-SA 4.0 | Cmichel67 (Christopher Michel) | File:Sam_Harris_2016_(cropped).jpg |
| Toby Ord | CC BY-SA 3.0 | David Fisher | File:Toby_Ord.jpg |
| Ezra Klein | CC BY 4.0 | SWinxy | File:Ezra_Klein_2026-01-28.jpg |
| Derek Thompson (journalist) | CC BY 3.0 | Mercatus Center | File:Derek_Thompson_in_2017.png |
| Hilary Greaves | CC0 | Mal Vickers | File:Hilary_Greaves_(20613169345).jpg |

## Additional portraits (added later)

Most additional portraits were fetched from Wikimedia Commons under CC / public-domain licenses (same as above). The following were sourced elsewhere because no freely-licensed image exists:

| Figure | Source | Basis |
|---|---|---|
| Bryan Johnson | Wikimedia Commons | CC BY 3.0 |
| Jonathan Anomaly | Wikimedia Commons | CC BY 4.0 |
| Nick Beckstead | personal/professional website | fair use (identification in commentary) |
| Sonia Joseph | personal website (soniajoseph.github.io) | fair use (identification in commentary) |
| Derek Shiller | personal website (derekshiller.com) | fair use (identification in commentary) |

Still shown as monogram (no usable image): Blake Lemoine, Elie Hassenfeld, Carla Cremer, Scott Alexander (pseudonymous), Tom Morrow (pseudonymous).