Mari is an educational technologist from Joensuu, Finland. She's the leader of Joensuun Mediakeskus, an organisation supporting all the schools in the city of Joensuu in the use of ICT. Mari also works as a principal of Joensuun Aikuislukio High School.

Mari has extensive experience in pedagogy as she has authored numerous text and exercise books in the field of geography and biology, several web-based learning materials in natural sciences and many online courses in various educational fields. Her competences cover the field of K12 education together with wide experience and a degree in school management as well.