Ivan L. Wilzig (born January 6, 1956), also known as Sir Ivan or Peaceman, is a recording artist and songwriter who is best known for his pop-dance remakes of 1960s and early 1970s peace songs, including, but not limited to, "Imagine" "San Francisco" "Hare Krishna" and "Live For Today”. He also created The Peaceman Foundation, a non-profit organization that battles hatred, violence and Post Traumatic Stress Disorder (PTSD). In the US alone, he has appeared on various reality television shows, such as Who Wants to be a Superhero?, on Syfy, Epic Homes on the Travel Channel, The Fabulous Life of the Hamptons on VH1, Chef Roble & Co. on Bravo, and most recently on Super Heroes in 3D TV on 3Net.