Data models and World Cup winners
A conversation with Crowe’s Jason Tassell about data, model risk, assumptions and bias—explored through a model built to predict the 2026 World Cup.
Joshua Geer
Multimedia journalist
I work across writing, film and audio. My journalism ranges from personal essays about nature and place to reporting on finance, insurance and risk.
01 · Writing
Writing
I write about nature, place and filmmaking through personal work and long-term projects, alongside reporting from my day job in financial journalism. My work has been featured in a number of publications, and I also write here on Substack.
02 · Film
Documentary film
I started making documentary-focused films, often linked to the themes I write about: nature, place, memory and the people who shape them.
Leaves of London
A short documentary about Londoners and the trees that matter to them.
Copsford Cottage & Farley House
Two neighbouring Sussex houses, and the stories held within them.
Inaugural screening
Leaves of London first screened at the Castle Cinema in Hackney in May 2026, followed by a panel talk on London’s trees and green spaces. For the release, I collaborated with the Woodland Trust, Trees for Cities and London Parks & Gardens Trust.
03 · Audio
Podcasting
I host, produce and edit episodes for the business publication InsuranceERM, covering financial journalism, risk and insurance.
From physicist to Generali Group CFO
My interview with Cristiano Borean on capital, risk and the forces reshaping insurance, from AI to climate and geopolitics.
04 · Journalism
News editor and journalist
In addition to podcasting, I am News Editor at InsuranceERM, with a particular focus on regulation, politics and climate and sustainability issues.
My reporting and long-form work has been recognised at the WTW Media Awards, where I was named Insurance & Risk Features Journalist of the Year.
News EditorInsuranceERM
Award winnerWTW Media Awards
