Joe Collier is a retired doctor, one-time professor of medicines policy and a medical editor. Apart from everyday retirement duties he now spends much of his time writing, gardening and learning French. He lives in London but spends increasing amounts of time abroad (mainly in France).

In recent years, Joe has contributed to a number of blogs, including the BMJ’s Doc2Doc blogs and he was a co-founder of the Greyhares blog, on which he published over 200 blog posts since 2009. Since 2017, his blog posts, which are published every fortnight, have appeared here on ‘’.

“In the Fullness of Time”, a collection of 50 of Joe Collier’s essays for Greyhares was published in March 2017 and is available at £8.99 (inc. UK p&p) here.