A personal heuristic John Cutler offers for evaluating fit with an organization's culture: look at who is visibly succeeding in that environment, and ask honestly whether you respect them and the way they operate. The answer determines the next move — emulate what's rewarded, seek out and learn from those people, or conclude that the environment's version of "thriving" isn't a goal worth pursuing at all.
Operates as a practical companion to Getting to Yes with Yourself (Negotiating Your Own Fit With an Organization) — it's the diagnostic question that informs the internal negotiation about whether and how to engage with a company's game (Making a Game: Co-Designed vs. Political Work Environments).