CHRISTINA LIEW GIN - A dentist and fitness instructor by profession, Christina is a winner by all accounts. So it isn't a stretch of the imagination that on top of her two highly demanding jobs (that she juggles so well), she also competes at bike races at local and regional levels. In fact, she just won the OCBC Cycling Event 2009, a grueling 50km Challenge, a race that requires physical and mental strength. Read more of her racing credentials, her incredible record over the years speaks for itself.