Master Brewers Podcast

Episode 072: Yeast Propagation

May 11, 2026·39 min·6-min readinterviewscience
Podzilla Summary (6 min)
TLDR
Graham Stewart, a legendary brewing scientist and prolific author, reflects on the history and science of yeast propagation in commercial brewing, tracing its origins to Carlsberg in 1883 and emphasizing the critical importance of managing yeast health, stress factors, and propagation met

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Guest

G

Graham Stewart

interview on Master Brewers Podcast

Mentions

Books, people, and resources mentioned in this episode.

People

Graham StewartEmil Christian HansenHorace BrownJohn Bryce

Books

The Handbook of Brewingby Graham StewartBrewing and Distilling Yeastby Graham Stewart

Companies

CarlsbergLabattHeineken

Research & Papers

Master Brewers Technical Quarterly

Topics

yeast propagation in commercial brewingyeast stress and fermentation performancepure yeast culture historyglycogen and trehalose in yeast healthfed-batch vs incremental yeast propagation

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