Key legal question
Whether the cantonal court arbitrarily refused to accept the truth defense for the allegation of 'a scientific fraud without precedent'.
Extracted holding
The cantonal court's reasoning was incomprehensible and the resulting finding could be arbitrary; the judgment had to be annulled.
Extracted reasoning
After accepting several factual elements suggesting manipulation of data and hidden ties to tobacco companies, the cantonal court gave no understandable reason why the broader allegation was unproven. The Federal Court held that an incomprehensible decision is arbitrary under Article 9 of the Constitution.