Possible Clues:

• Stickler for perfection
• Stir up trouble - the traditional type that's uncompromising
• Punctilious professor, e.g.
• Uncompromising sort
• One unlikely to compromise
• One who insists on maintaining something in its traditional form
• Put around up the knight that's so correct
• Person for whom it's all or nothing
• Precisionist
• Stickler for correctness, especially in language