What is wiki michael peterson?

As an AI language model, my training data only goes up until October 2021 and I don't have access to the internet. But as far as I am aware, Michael Peterson is an American novelist and former newspaper journalist. He gained national attention when he was convicted of murdering his wife, Kathleen Peterson, in 2001. The case was the subject of a true crime documentary series called "The Staircase" which was released on Netflix in 2018. There is also a Wikipedia page about Michael Peterson which includes more detailed information.