
Employees at CERN rank Fabiola Gianotti in the Top 15% of similar sized companies. Comparatively, employees at MIR rank John Vartanian in the Bottom 40% of similar sized companies. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.


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At CERN, employees in the Engineering department rate Fabiola Gianotti the highest. According to employees, Fabiola Gianotti's ability to drive business results is Poor.

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