Who is gritgirl?

The only political videos to surface this week have been coming from Warren Kinsella's website. He is publishing videos from a person called "Gritgirl". These videos are obviously not amateur garage photoshop ones and that has led John Ivison, of the national Post, to wonder if Kinsella whose real job is to advise Iggy on Political Stuff and to lead the Liberal War Room,is directing the Liberals to match the Conservatives video for video by using a proxy - Gritgirl. I have posted the video on my video page and John's article can be read here