An economist’s plan to fight the zombie apocalypse
Assistant Treasury Minister Andrew Leigh warns of existential threats to humanity, including artificial intelligence and bioterrorism. In a speech honoring economist Lyndhurst Giblin, he highlights the potential for global extinction. Leigh emphasizes the importance of addressing these dire possibilities in economic discussions.
- ▪Andrew Leigh suggests that the chances of global extinction could be as high as one in six over the coming century.
- ▪He argues that economics has said relatively little about the ultimate scarcity of a future without humanity.
- ▪Leigh identifies artificial intelligence and synthetic biology as significant threats to human existence.
Sydney Morning Herald publishes from Australia and files mainly under world. We currently carry 3,705 of its stories.
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Story provenance
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Record
| Original publisher | The Sydney Morning Herald |
| Canonical URL | https://www.smh.com.au/politics/federal/an-economist-s-plan-to-fight-the-zombie-apocalypse-20260520-p5zz08.html?ref=rss&utm_medium=rss&utm_source=rss_feed |
| Publication time | Thu, 21 May 2026 05:00:00 +1000 |
| Retrieval time | 2026-05-20T19:05:02.971Z |
| Last seen | 2026-05-20T19:05:02.971Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | jx7lg5WKUWWQ |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
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Excerpt limited to ~120 words for fair-use compliance. The full article is at The Sydney Morning Herald.