Entities mentioned:
- Donald Trump: Power, Control, Legacy
- Kennedy Center: Recognition, Influence, Professional pride
- Republican Party: Loyalty, Power, Control
- Democratic Party: Moral outrage, Justice, Freedom
- Artists/Performers: Self-respect, Freedom, Professional pride

Article Assessment:
Credibility Score: 70/100
Bias Rating: 55/100 (Center)
Sentiment Score: 35/100
Authoritarianism Risk: 65/100 (Authoritarian Tendencies)

Bias Analysis:
The article presents multiple viewpoints and includes criticisms of Trump's actions, but also gives significant space to Trump's perspective. While it leans slightly towards skepticism of Trump's moves, it maintains a relatively balanced tone overall.

Key metric: Cultural Polarization Index

As a social scientist, I analyze that this article highlights a significant shift in the politicization of cultural institutions, particularly the Kennedy Center. Trump's aggressive takeover and reshaping of the center's leadership, programming, and even physical structure represents an unprecedented level of executive interference in traditionally non-partisan cultural spaces. This move is likely to exacerbate existing cultural and political divisions, potentially leading to increased polarization in the arts and entertainment sectors. The cancellation of shows and resignation of artists in response to these changes indicate a growing rift between different ideological camps in the cultural sphere, which could have long-lasting effects on artistic expression and cultural unity in the United States.