Today volunteer Wikipedia editors in Aotearoa are kicking off a 24-hour edit-a-thon.
The event has been organised by Women in Red - a group working to end the gender gap in the biographies featured on the website.
They chose this date as it's Ada Lovelace day, Ada being the 19th-century British mathematician who's considered the world's first computer programmer.
Dr Mike Dickison joins Jesse to tell us more.
Photo: 123RF