Marie-Anne Mengeot is a journalist. She worked at RTBF from 1973 to 2003 for prime time news programs, including: Situation (socio-economic magazine), À suivre (investigations and reports), Si vous saviez and Autant Savoir (consumption, environment, health): more than 200 programs on health, environment, work and consumption issues. Author of 11 programs with different directors on the asbestos issue from 1977 to 2003.

Since 2004, she has been a freelance writer for La Revue Prescrire: numerous articles on societal issues (notably end-of-life issues and sexual violence), and on health, environment and work-related issues (smoking, endocrine disruptors, lead, mercury, asbestos, etc.). In several texts, the issue of industrial lobbying is developed.
She is also co-author of several brochures for the European Trade Union Institute (ETUI) on occupational health issues, including: “Les cancers professionnels. A social plague too often ignored” (2007) and “Preventing occupational cancers, a priority for occupational health” (2014), “Endocrine disruptors. An occupational risk to (re)know” (2018).