Power in what context? Both sides seem to have power.

I think it’s fair to assume that there is a political bias in university administrations. Here’s an opinion piece where the author states that in their survey of political leanings in university administration the bias is significant.

https://www.nytimes.com/2018/10/16/opinion/liberal-college-a...

I could not find any documentation or review of this survey. It does agree with my own observation however.