Interview We caught up with David as he went about his busy schedule, to ask him a few questions. To hear his answers, click the speaker button. You'll need Quicktime Player to hear the interviews. How important is physics to you? "I think physics is very important and I want to pass that message on. There's no other subject that can explain the way the world works around you..." How did you get into physics? "I was first interested around the age of 12 or 13. I knuckled down at school and realised I could actually make something of my life and do something interesting..." What advice would you give someone wanting to get into physics? "Work hard, and keep going, keep trying to understand it. I describe the learning process as like trying to start a car..." What's the best thing about your job? "I never stop learning. If I were in industry I'd be trained to do one task and would do that task for the rest of my life. I also get to travel a lot." What do you aim to get out of your research? "I'm sure that the work I'm doing will undoubtedly lead to a technological advance for mankind..."