Dublin, Ireland

A brewery statistician publishes the t-distribution

William Sealy Gosset developed small-sample statistics while working on quality control at a Dublin brewery, publishing as "Student" because his employer treated the work as commercially sensitive.

1908Documented

What was going on around it

An event on its own is a date. These are the periods it belongs to, where the argument about what changed is actually made.

Brewing becomes a science
In sixty years brewing acquired a theory of what fermentation is, a method for controlling it, and a laboratory culture — and stopped being a trade with unexplained failures.

Why it matters

One of the foundations of modern statistics came out of a brewery trying to work out how many barley samples it needed to test.

How well this is established

Certainty	Documented. Supported by contemporary records that survive and are agreed on.
When	1908. Known to the year rather than to the day.
Where	Dublin, Ireland

Traditions

Irish stout brewing — The Dublin divergence from London porter, built on unmalted roasted barley and later on nitrogen dispense.

Either side of this

← 1903: Machine-made glass makes bottled beer cheap · 1914: British beer strength collapses through two wars →

See the whole sequence on the beer history timeline.

Last reviewed 2026-08-16.