He expects to be back playing by the end of March and is working hard on his rehabilitation.
But he's keen to hear from all you rugby league fans out there and wants to know if you've got any questions for him.
If you've got something you would like to know or you want to find out Jon's opinion on a topic, drop him an e-mail using the form on the right.
Alternatively, send your question in by text* to 81111, starting your SMS with the word, WILKIN. Don't forget to tell us your name.
We'll put the best questions to him and get him to respond over the coming days.
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