# Predicate (Formerly Aethos) > Define rules for onchain interactions. Owned by your community, powered by Predicate ## Recent Posts - [A Policy Engine for Smart(er) Contracts](https://paragraph.com/@aethosnetwork/a-policy-engine-for-smart-er-contracts) - [Decentralized Infrastructure for Values Expression](https://paragraph.com/@aethosnetwork/decentralized-infrastructure-for-values-expression) ## Blog Information - [Homepage](https://paragraph.com/@aethosnetwork/): Main blog page - [RSS Feed](https://api.paragraph.com/blogs/rss/@aethosnetwork): Subscribe to updates - [Twitter](https://twitter.com/0xPredicate): Follow on Twitter ## Optional - [All Posts](https://paragraph.com/@aethosnetwork/): Complete post archive - [Sitemap](https://paragraph.com/@aethosnetwork/sitemap-index.xml): XML sitemap for crawlers