Interrotron-style interviewing, created by Errol Morris, continues to be a preferred method of filming interviews. This method achieves organic, first-person results by having the interviewee looking directly into the lens.
How does it work?!
By running a live feed between two cameras, and using a teleprompter that displays the face of the interviewer in front of the lens.
Here is what the interviewee sees:
This is the POV of the interviewer:
And here is the result!