One of the main jobs of a skilful photographer is to make you look like you know what you're doing.
If this doesn't happen, it doesn't matter how beautiful you are or how clever the lighting is, people just won't buy it. Whatever it is.
It can also be the hardest job, so many people really don't like being photographed. But it's essential and it's the photographer's problem, not yours
And of course it's all in the eyes.
My next post will be on how to make people look confident. Five top tips.