Interviewing others radically shifted my experience of being interviewed.  When I was the one asking candidates questions, I wanted two things: 1) for the applicants to feel they shined and 2) to have a clear recommendation about whom to hire.  As an interviewee, when I put myself in the shoes of the interviewer, it helped me quiet my nerves and focus on a clear goal:

I will answer these questions so clearly and authentically that I will make the choice easy for the person across from me.  The only way they will discover how capable I am is if I claim my expertise as the protagonist in the adventure of my career.