Ian Katz Channel 4 Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment Ian Katz, chief content officer at Channel 4 for almost nine years, will step down from his role in October this year. Katz, responsible for hit shows It's a Sin, Big Boys, and We Are Lady Parts, is the longest-serving content chief in Channel 4's history.