Answer:
Assumed similarity bias
Explanation:
Assumed similarity bias is a mental assumption shortcut that everybody assumes and shares the same and similar values. Most people assume that all people the same as they are. It happened when people think about the fundamental characteristics of a person that are so basic and people never give a second thought to it such as conscience.
So that when George met Paul at a seminar and discussed a political interest and both feel they are similar in many contexts. It was the example of Assumed similarity bias.