A young mum from Adelaide who speaks on matters close to her heart, a country boy from WA obsessed with sports commentating, and a tour guide who finds humour in adversity step into the spotlight.

A WA school teacher with a passion for social issues, a bank teller who loves to hold the floor and an Indigenous facilitator take centre stage.

In this week's competition, a law student with a passion for politics, a disability worker who never writes down her speeches and a chef to the stars serve up some discourse.

A Queensland surfer with an ambition to be prime minister, a Victorian school teacher and mother of four, and an Iraqi refugee who enjoys cricket, take to the stage to test their oratory skills while battling fear and nerves.

A 64-year-old electrician from NSW, a public servant, and a young school teacher from remote far north Queensland take centre stage in this exciting public speaking competition.

A student who sings in a band, the tour guide who finds humour in adversity and the Year 12 student who loves to talk, compete in the first final of television's public speaking contest.

A philanthropic law student from Adelaide, a family man with a passion for social justice and a Melbourne public servant compete in the second final of television's public speaking contest.

A commerce/law student from the bush, a Year 12 student with a love of talking and a family man with a passion for social justice compete in the grand final of television's public speaking contest.