Your bias when you like someone and the halo effect.

Are you biased about the people you like or love. If you do like or are very fond of someone you are likely to believe may good things about that person and be biased in their favour. For we resist evidence that might threaten the postive image of people we love. And if their halo looks like being knocked off we can get very protective and quite incensed. 

recommended reading:

Sources of Power: How People Make Decisions [Paperback]

Gary Klein (Author)