Talking in front of a camera is never easy. Just ask Dr Murphy.
We shone enough lights on him to be visible from the moon. We wired him up with a microphone so sensitive you could hear a pin drop. And then we pointed a car-sized camera at him and told him to talk.
Seasoned BBC reporters have dried up in those sort of conditions. It really isn’t easy.
However, one sure-fire cure for being tongue tied is to be passionate and knowledgable about your subject and fortunately Dr Murphy is both when it comes to dental treatments.
Take a look if you haven’t already seen our introductory dental videos. And stay tuned because there are more to come!