Traumatised by the scandal of her parents' public divorce, investigative journalist, Jennifer Byrne, has avoided examining her family history until now, when both her parents have passed away.

Australia's favourite scientist Dr Karl Kruszelnicki, is a qualified medical doctor, engineer, and physicist whose media career began in 1981.

TV personality Scott Cam reveals his paternal family changed their surname from Caminiti to Cam during WWII. But, beyond this historical detail, Scott knows little about his Italian ancestors.

Actress Marta Dusseldorp has become a household name on Australian television screens, playing strong female characters in Janet King, A Place To Call Home, and Jack Irish.

Singer Casey Donovan shot to fame at the tender age of 16 when she won 'Australian Idol'. But her sudden rise to stardom raised complicated questions about Casey's Aboriginal heritage.

Four-time Paralympian Kurt Fearnley wants to find out if the fighting spirit that propelled him to sporting stardom was inherited from his ancestors.

Daytime TV host Kerri-Anne Kennerley's upbeat personality, can-do attitude, and general optimism has made her resilient, both in the fickle world of television.

Actor Rodger Corser rose to fame for his roles in the award-winning crime series Underbelly and the critically-acclaimed Glitch, and for the series lead on Doctor, Doctor.