The James Lind Library Blog


Learning resources and in-depth exploration of key topics arising from the evolution of fair tests of treatments.

Podcast: Understanding bias and fraud in medical research

In this JLL podcast, Richard Lehman and Raj Mehta delve into the complexities of bias and fraud in medical research.

18th April 2025



Why treatment comparisons must address genuine uncertainties

Do you know why treatment comparisons must address genuine uncertainties?  Take the quiz and find out.

30th September 2024



Why treatment comparisons must be fair

Do you know why treatment comparisons must be fair? Take the quiz and find out!

31st July 2024



The Origins of Intention To Treat

Iain Chalmers, Editor Emeritus of the James Lind Library, describes the origins of the intention-to-treat principle as a means of addressing allocation biases in clinical trials.

28th June 2024



Why Treatment Comparisons Are Essential

How much do you know about Why Treatment Comparisons Are Essential? Take the James Lind Library’s quiz 1.2 and find out.

21st June 2024



Why treatment uncertainties should be addressed

A short quiz based on JLL Essay 1.1 – Why treatment uncertainties should be addressed. Also includes an audio version of the essay.

7th June 2024



Big Data, Big Bias? Evidence on the effects of selection bias in large observational studies

Statistician Robert Matthews talks about some important new evidence about the reliability of information from large, self-selecting data sets, such as Biobanks and social media data trawling.

11th January 2024



Iain Chalmers: a bibliography

A bibliography of publications by Iain Chalmers, Editor Emeritus and Co-Founder of the James Lind Library, from 1972 to 2011.

20th March 2020