Today is Ada Lovelace Day. Ada Lovelace is often referred to as the first computer programmer, based on her 1842 treatise on Charles Babbage’s Analytical Engine; Ada Lovelace Day began in 2009 as a way of increasing the profile of women in Science, Engineering, Technology, and Math (commonly referred to as STEM fields). I’m not in a STEM field (though I’m the almuna of a college that prides itself on turning out huge numbers of women who are). But you know who we could see as being early STEM pioneers? Printers. Early modern printers were using a new technology that had a radical impact on their world. ((Please don’t send me comments about how the printing press didn’t cause any revolutions. No one thing changes the world in isolation. But moveable type was fucking huge.)) And you know who we find in printing in early modern London? Women. Here’s a…