Eddie Woo teaches mathematics at Cherrybrook Technology High School, Sydney. He has been teaching maths for more than ten years.

In 2012, Eddie started recording his lessons and uploading them to Youtube - creating 'Wootube'. Since then, he has amassed a following of more than 1 million subscribers and his videos have been viewed more than 60 million times.

In 2018, Eddie was named Australia's Local Hero of the Year and shortlisted as one of the top ten teachers in the world.

Dave Hartley is an award-winning author and school principal who has worked as an executive leader in the Queensland Department of Education's Aboriginal and Torres Strait Islander division. A Barunggam man, Dave is also an incredibly talented First Nations artist, and plays the didgeridoo. (He was one of the didgeridoo performers at the opening ceremony of the Commonwealth Games in 2018).

He is also sports obsessed! He got his start co-writing an Aboriginal Rugby League superhero story with League player Scott Prince, and co-wrote the award winning Strangers On Country. Otherwise, he and his wife have two grown-up girls, a giant groodle, a sassy spoodle and live on the Gold Coast.,