80% of your communication at interview is non-verbal. So body language plays an important role in how you present yourself and your research at interviews. Whatever type of interview you attend, there are some basic mistakes in body language which are easy to avoid.
As well as preparing for typical interview questions, your preparation for interviews should include thinking about your non-verbal communication. Here is a list of 12 of the most common body language mistakes. You will find a similar list find repeated on almost every article you read on the subject:-
1. Crossing your arms and/or legs
3. Breaking eye contact
4. Shifting your eyes upward
7. Excessive nodding
8. Fidgeting and using your hands too much
9. Hands behind your back
10. Mismatched expressions
11. Failing to smile
12. A weak handshake
Read more about why these behaviours come across negatively to your interviewers.