Stewart Jamieson — Head of Technology at Themis AI. Writing on risk-aware, uncertainty-aware AI: technical deep-dives and AI strategy & systems.https://www.stewartjamieson.com/en-ushttps://www.stewartjamieson.com/writing/acting-on-low-confidence/https://www.stewartjamieson.com/writing/acting-on-low-confidence/When a system is unsure, the cost of being wrong — not the confidence score — should decide whether it hedges, abstains, or calls a human.Tue, 23 Jun 2026 00:00:00 GMTuncertaintyescalationselective predictionhttps://www.stewartjamieson.com/writing/reliable-systems-from-uncertain-components/https://www.stewartjamieson.com/writing/reliable-systems-from-uncertain-components/Reliable AI systems come from how you handle uncertainty across components — not from making any single component better. A short field guide.Mon, 22 Jun 2026 00:00:00 GMTuncertaintyreliabilityai systems