Christopher Baldwin filled in for Professor Phil and Professoressa Kaja Foglio when they were on sabbatical ✣ for the first two months of 2014, taking over as Professor of Very Nearly True History. Regular classes resumed March 3, 2014 ✣ . The story was also published in Girl Genius:Nuts and Bolts.
Professor Baldwin has chronicled other histories in pictorial form, most recently a scientifictional romance, Spacetrawler. Additional information on his work can be found in Wikipedia.