Mariatta is a Python Core Developer and the conference chair of PyCon US 2023 and 2024. She co-hosts the podcast series PyPodcats: Hidden Figures of Python, highlighting the voices of underrepresented group members in the Python community. For her contributions to the Python community, she received The PSF Community Service Award and is a PSF Fellow member. You might also know her from the internet hashtags #IceCreamSelfie and #TypoOfTheDay