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Engadget reported on 27 December 2025 that Sam Altman had said in July 2024, when Aleksander Madry was reassigned, that the Head of Preparedness role would be taken over by Joaquin Quiñonero Candela and Lilian Weng. Copy claim link
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Machine-checked, not reviewed by an editor Stated in source Supported
Supporting evidence: secondary · 2 sources
Date 2024-07 · snapshot Activity stage announced Role Head of Preparedness (with Lilian Weng) Scope and limits The record rests on reporting: Engadget relays a statement Altman made in July 2024 (Engadget does not name where; it links to Reuters), which could not be retrieved. Weng's part of the same statement is recorded separately. The record does not establish a title, a start date or how the role was divided.
Rests on reporting No primary source supports this record; its supporting passages come from reporting.
The evidence 03 secondary source Supports the claim
OpenAI is hiring a new Head of Preparedness to try to predict and mitigate AI's harms ↗ Engadget · 2025-12-27
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Source excerpt “Altman said at the time that the role would be taken over by … Joaquin Quinonero Candela and Lilian Weng” Location in source Paragraph 5
How it was read Retrieved directly from the publisher
Machine-checked · 2026-10-15
Source details and check notes Authors Cheyenne MacDonald Version Dated page, retrieved on 2026-10-15 (SHA-256 3551db2c5736696821352c3848e81fbb82dd10abff97d9c300e199ce4d621d17) directly from the publisher. Canonical address Open the canonical source ↗ Accessed 2026-10-15 Language English (en) Attribution Cheyenne MacDonald, “OpenAI is hiring a new Head of Preparedness to try to predict and mitigate AI's harms”, 2025-12-27. Reuse No open redistribution licence asserted. Bibliographic metadata, editorial paraphrases and short attributed quotations (at most 50 words each). Recheck terms before wider redistribution. Check notes Candidate pack passage, lab genealogy (research/lab-genealogy). The quotation (20 words) matched the retrieved text on 2026-10-15 and again in a fresh retrieval the same day. Read directly from the publisher. Matching ignored differences of whitespace, case, quotation marks, apostrophes, dashes and Unicode compatibility forms, so the source’s typography can differ. Elided quotation: the ellipses mark omitted words. A cross-family machine check (2026-10-16/17) re-read the record’s sources and judged it partly supported; its findings were applied at admission. No human editorial review. secondary source Supports the claim
OpenAI is hiring a new Head of Preparedness to try to predict and mitigate AI's harms ↗ Engadget · 2025-12-27
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Source excerpt “former Head of Preparedness, Aleksander Madry, was reassigned back in July 2024” Location in source Paragraph 5
How it was read Retrieved directly from the publisher
Machine-checked · 2026-10-15
Source details and check notes Authors Cheyenne MacDonald Version Dated page, retrieved on 2026-10-15 (SHA-256 3551db2c5736696821352c3848e81fbb82dd10abff97d9c300e199ce4d621d17) directly from the publisher. Canonical address Open the canonical source ↗ Accessed 2026-10-15 Language English (en) Attribution Cheyenne MacDonald, “OpenAI is hiring a new Head of Preparedness to try to predict and mitigate AI's harms”, 2025-12-27. Reuse No open redistribution licence asserted. Bibliographic metadata, editorial paraphrases and short attributed quotations (at most 50 words each). Recheck terms before wider redistribution. Check notes Candidate pack passage, lab genealogy (research/lab-genealogy). The quotation (12 words) matched the retrieved text on 2026-10-15 and again in a fresh retrieval the same day. Read directly from the publisher. Matching ignored differences of whitespace, case, quotation marks, apostrophes, dashes and Unicode compatibility forms, so the source’s typography can differ. A cross-family machine check (2026-10-16/17) re-read the record’s sources and judged it partly supported; its findings were applied at admission. No human editorial review. secondary source Supports the claim
Breaking: Top OpenAI Catastrophic Risk Official Steps Down Abruptly ↗ Obsolete (Substack newsletter) · 2025-04-15
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Source excerpt “Joaquin Quiñonero Candela, who took over OpenAI's Preparedness team in July, announced on LinkedIn that he has taken on a new role at the company” Location in source Paragraph beginning “Joaquin Quiñonero Candela, who took over” (the second paragraph)
How it was read Retrieved directly from the publisher
Machine-checked · 2026-10-15
Source details and check notes Authors Garrison Lovely Version Dated page, retrieved on 2026-10-15 (SHA-256 7bcba23c00ca4d9b38e585de5180759b8ae2ae9f5349596221250c98d735e54a) directly from the publisher. An independent journalist's newsletter, not a news organisation; used because no OpenAI or first-person statement could be retrieved. Canonical address Open the canonical source ↗ Accessed 2026-10-15 Language English (en) Attribution Garrison Lovely, “Breaking: Top OpenAI Catastrophic Risk Official Steps Down Abruptly”, 2025-04-15. Reuse No open redistribution licence asserted. Bibliographic metadata, editorial paraphrases and short attributed quotations (at most 50 words each). Recheck terms before wider redistribution. Check notes Candidate pack passage, lab genealogy (research/lab-genealogy). The quotation (25 words) matched the retrieved text on 2026-10-15 and again in a fresh retrieval the same day. Read directly from the publisher. Matching ignored differences of whitespace, case, quotation marks, apostrophes, dashes and Unicode compatibility forms, so the source’s typography can differ. A cross-family machine check (2026-10-16/17) re-read the record’s sources and judged it partly supported; its findings were applied at admission. No human editorial review. Status and meaning Editorial status. Not reviewed by an editor . An exploratory record that no editor has accepted. This status does not say whether a person has read any linked passage. Each evidence record above shows how it was checked.
Relation. An institutional role with explicitly scoped time: snapshot, sourced interval, or unknown dates. No continuing appointment is implied.
Date. Month of Altman's statement as dated by Engadget (“back in July 2024 … at the time”); Obsolete also dates the takeover to July 2024. Not a start date.
Record ID lg-gs-candela-openai-preparedness-2024