When done right, evals can be the backbone of product development, enabling teams to build great products that users love. Done wrong, evals can become a massive time sync that never add any real v...

Here’s a talk I gave for the AI Engineer World Fair (4th June 2025). Recording To be released Slides

Team is the single biggest predictor of success – but there’s no ‘playbook’ yet for what teams building LLM products should look like. At Anterior, we’ve gone from first mover in the health insura...

In 2020, as the peak from the first wave of COVID subsided in the UK, I worked my final shift as a medical doctor. Since then, I’ve worked as a data scientist, founded a VC-backed start-up, been an...

Here’s a talk I gave for the AI Engineer Summit (22nd Feb 2025). Recording Summary Slides

So you’ve followed the rule book: you’ve created your labelled datasets, used them to iterate against as you improve your LLM product, and you’re going live with early customers. Metrics look good,...

Last year, I tested out building an AI performance coach to replace my human one. It’s much better so I cancelled my human one altogether. It knows me better, gives great advice and improves itself...

I’ve been building apps powered by LLMs for the past 2 years - mostly in healthcare where the stakes are high. The single most common question I get is: “So.. how do you deal with hallucinatio...

An academic medical doctor recently asked me: “I want to learn about AI - should I learn to code? should I learn maths?” My response was: It depends what type of ML you want to do. I find it help...

I want to share valuable ideas on the internet but I don’t want that to be my main thing. I’d rather it be a byproduct of cool stuff that I’m doing. The problem is that if I’m heads-down building,...