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
The Institute and Faculty of Actuaries told its disciplinary panel that the truth of what I said "did not matter"
by Patrick Lee on 23 Jun 2026 in categories actuarial with tags FreeSpeech ifoa politics
The Institute and Faculty of Actuaries prosecuted my Islam-critical tweets as misconduct, told its disciplinary panel that the truth of what I said "did not matter," and excluded me from membership — though I had already left. Its Council election is open now; before you vote, here is what it did.
The Politics Actuary #15: Triple Lock
by Patrick Lee on 15 Jun 2026 in categories actuarial with tags cartoons
The Politics Actuary #15 — from the series-title theme. The triple lock guarantees that state pensions grow by whichever is highest of earnings, inflation, or 2.5%. Mathematically, that is not a lock. It is a ratchet.
The Politics Actuary #14: Barbecue Probability
by Patrick Lee on 25 Apr 2026 in categories actuarial with tags cartoons
The Politics Actuary #14 — from the Actuaries in the Wild theme. Beth is holding a plate of uncooked burgers. Patrick is holding a phone with the weather forecast on it. Before the coals are even lit, the expected utility of the barbecue has fallen below the hurdle rate.
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 music tech with tags AI music 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.