Welcome to pjlee.net
The personal professional site of Patrick Lee, experienced software engineer, data science/big data/AI consultant, actuary (FIA 1990 to Sep 2020), and manager.
Recent Posts
How I Built AI Personas of Brahms, Thomas Mann and Bill Slim — and Why They Worked
by Patrick Lee on 18 Apr 2026 in categories tech with tags AI personas
A family member's hospital stay inspired me to build AI personas of Johannes Brahms and Thomas Mann as conversation companions. This post sets out the five ingredients that make a persona feel real, shows an excerpt from my actual Brahms Instructions document, and explains how anyone — including non-technical users — can produce their own with a ready-to-use prompt.
The Politics Actuary #13: Working Party Inception
by Patrick Lee on 14 Apr 2026 in categories actuarial with tags cartoons
The Politics Actuary #13 — from the professional-body satire strand. Four weary volunteers sit through Meeting #14 of the Working Party on the Governance of Working Parties. Their first recommendation is to form a sub-committee.
The Politics Actuary #12: Appliance Mortality
by Patrick Lee on 07 Apr 2026 in categories actuarial with tags cartoons
The Politics Actuary #12 — from the Actuaries in the Wild theme. The washing machine is leaking. Beth wants to call a repair person. Patrick wants to observe the claim for a while longer before making any rash decisions.
Who's Hiring Graduate Actuaries for September 2026? A Sourced Snapshot
by Patrick Lee on 04 Apr 2026 in categories actuarial with tags AI graduates
I set out to find how many graduate actuarial positions are available in the UK for September 2026. Nobody publishes that number — not the IFoA, not recruiters, not employers. So instead, here's a verified snapshot: 20 employers confirmed, starting salaries from £28,332 to £38,000, and some surprising comparisons with Army officers and teachers.
The Politics Actuary #11: Best Estimate
by Patrick Lee on 01 Apr 2026 in categories actuarial with tags cartoons
The Politics Actuary #11 — from the Assumption Theatre theme. Patrick has budgeted £200 for annual household maintenance. The plumber behind him and the crack in the wall suggest the methodology may have some limitations.
The Politics Actuary #10: Nearly There
by Patrick Lee on 23 Mar 2026 in categories actuarial with tags cartoons
The Politics Actuary #10 — from the Actuarial Pedantry theme. Beth says "nearly there." The sat nav says 14 minutes. Patrick needs to know which definition of "nearly" she's using.
The Politics Actuary #9: Confident Nonsense
by Patrick Lee on 18 Mar 2026 in categories actuarial with tags AI cartoons
The Politics Actuary #9 — from the AI & the Actuary theme. Introducing Preston, the non-actuary chairman who has never met a black box he didn't like.
UK Government Finances: The Big Picture an Actuary Would Want to See
by Patrick Lee on 16 Mar 2026 in categories actuarial pensions with tags AI economics productivity
An actuarial lens on the UK's Whole of Government Accounts 2023-24: £5 trillion of liabilities, £1.3 trillion of unfunded pensions, and a balance sheet with less margin than ever. Revenue, expenditure, the pension iceberg, PFI, migration, and what it all looks like scaled to a household earning £50,000.
The Politics Actuary #8: Holiday Risk Assessment
by Patrick Lee on 14 Mar 2026 in categories actuarial with tags cartoons
The Politics Actuary #8 — from the Actuaries in the Wild theme. Some people browse TripAdvisor. Patrick builds a risk matrix.
The Politics Actuary #7: Excel Relapse
by Patrick Lee on 10 Mar 2026 in categories actuarial with tags AI cartoons
The Politics Actuary #7 — from the AI & the Actuary theme. Management wanted AI-first. Not everyone got the memo.