Jon Pierik is a sports writer with The Age, focusing primarily on AFL football, cricket and basketball. He has won awards for his cricket and basketball writing.
Jon Pierik AFL wants to receive information from police to protect competition's integrity.
Jon Pierik Andrew Demetriou says league has taken responsible stance towards gambling.
Jon Pierik and Michael Gleeson Players Association president Luke Ball insists voluntary illicit-drugs policy has helped players.
Jon Pierik Andrew Demetriou proposes reducing the number of supplements players can take.
Jon Pierik AFL cross-checking information clubs have provided about their use of supplements.
Jon Pierik Kangaroos chairman James Brayshaw accuses league of not being in touch with clubs.
Jon Pierik The AFL has admitted the umpires had erred in not calling for a video replay after Richmond appeared to be denied a goal in a one-point loss to Fremantle on Friday night.
Jon Pierik AFL will contact German company in quest to eradicate contentious goal-line decisions.
Drugs in AFL
Jon Pierik Essendon coach adamant he will be in a "very, very good position" when he speaks to authorities in the supplements investigation.
Jon Pierik It's not only members and supporters of Melbourne who are worried about their team.
Compiled by Rohan Connolly and Jon Pierik Rohan Connolly and Jon Pierik take a look at the men guiding the 18 teams in the AFL fray.
Jon Pierik The AFL has revealed the opportunity to buy Etihad Stadium ahead of schedule is closing, as it emerged league chief executive Andrew Demetriou was paid almost $2 million last year.
Caroline Wilson and Jon Pierik AFL refuses to link Friday night's dismal NAB Cup turn-out with negative publicity.
Jon Pierik The AFL will move to tighten a loophole allowing players to dodge drug testers and self-report to avoid a strike under its illicit-drugs policy.
Jon Pierik Jimmy Bartel says the AFL would be better off employing more integrity officers rather than having responsibility fall on clubs.
Jon Pierik Greg Williams says he has gone public with his revelations of brain damage in a bid to help footballers of all ages.
Jon Pierik St Kilda president Greg Westaway says it's time to give all clubs a financial ''fair go''.
Jon Pierik Irishman Ciarán Kilkenny arrived in Australia late last year with hopes of becoming an AFL player with Hawthorn. The Hawks also had major hopes for the hurling and Gaelic football star.
Jon Pierik Former Geelong captain Ben Graham says AFL should consider mandatory week off for concussed players.
Jon Pierik Move prompts speculation about how long Andrew Demetriou will continue in the top job.