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Tuesday, 14 July 2026 · LondonENع
Rayan Azhari.Sustainability · Energy · Carbon · Built EnvironmentOccasional detours into philosophy, religion or programming, wherever curiosity leads
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Article 06: The Split-Incentive Problem: How Landlord-Tenant Relationships Shape Office Energy Use

A series mining the PhD thesis on London and UK office buildings (Azhari, 2025). Key takeaway. In a multi-let office the organisation that pays for the boiler is rarely the one that benefits from replacing it, so the split incentive shapes energy outcomes more than any building characteristic.

By Rayan Azhari · 9 min read · Essays
Latest Essays

Article 02: Why EPCs Do Not Tell You How Much Energy a Building Uses

A series mining the PhD thesis on London and UK office buildings (Azhari, 2025). Key takeaway. A statistical analysis of 2,654 Greater London offices finds no significant relationship between EPC band and measured energy use, which is uncomfortable for MEES, ESOS and due diligence.

· 11 min

Migrating from WordPress to Next.js: A Field Guide

A practical, end-to-end guide to moving a content site from WordPress to Next.js without losing your search rankings: the URL-preservation rule that governs everything, a content pipeline that survives the move, bilingual and RTL handling, the SEO and security work, and a cutover you can roll back.

· 20 min

The Knowledge Escalator

How an ordinary teenager came to out-know Ptolemy, and why the same structural progress makes every one of us more ignorant than anyone who has ever lived. Hand a modern fifteen-year-old a blank sheet of paper and ask them to map the architecture of the cosmos, and they will sketch, without a moment’s hesitation, a

· 14 min

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