Seven dead from listeria: A Swiss food mystery challenges investigators (Swiss Press Science 2026, by Markus Brotschi and Christian Zürcher)

Seven dead from listeria: A Swiss food mystery challenges investigators

Tages-Anzeiger

Science

2026

Markus Brotschi and Christian Zürcher

A potentially deadly bacterium was discovered and eradicated in a yeast factory in Thurgau. Problem solved? Not at all! An investigation into a disturbing case.

Authors

Markus Brotschi / Swiss Press Award

Markus Brotschi

Bundeshauskorrespondent, Bern, 1963

Bundeshauskorrespondent von Tages-Anzeiger, Bund und der anderen Tamedia-Zeitungen seit 2008. Zuvor Bundeshausredaktor mit folgenden Stationen: Bund, Berner Zeitung, Nachrichtenagentur AP, Appenzeller Zeitung.

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Christian Zürcher / Swiss Press Award

Christian Zürcher

Journalist, Zürich, 1987

Born in 1987, studied economics, then trainee at Tages-Anzeiger & MAZ, then editor at Tages-Anzeiger