


Employees at Codecademy rank Zachary Sims in the Top 5% of CEOs in New York. Comparatively, employees at Skillcrush rank Adda Birnir in the Bottom 15% of CEOs in New York. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

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Women at Skillcrush rated their CEO a D

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