Urban sociologist, Master in Sociological Research from the University of Essex, England; She has a degree with honorific mention in Sociology from the National Autonomous University of Mexico, during her degree she made a stay at the University of Tasmania, Australia, as part of the Young Talents for Peace Program.

Since 2014 he has been working at PUEC. As a program consultant, she participated in the projects: Citizen Participation Strategies for the Urban Development Program of the Federal District and the Urban Development Program of the Benito Juárez Delegation. As head of department and, later, technical secretary of projects, she coordinated the diploma: Security, public space and collaborative action, as well as the realization of numerous congresses, seminars and participatory planning processes of the PUEC. Likewise, she was technical coordinator of the projects: Comprehensive Management Plan for the Historic Center of Mexico City 2017-2022; research on the life stories of the tenants of the La Merced markets and, academic coordinator of the New Urban Development Policy project on a metropolitan scale. She also collaborated in the Sustainable Cities and Human Rights project; the Review of the General Law of Human Settlements and the La Plancha Master Plan, Mérida, 2016.

Mariana has been a professor in the sociology degree of the School of Political and Social Sciences of the UNAM and has participated as a teacher in different seminars and courses. Among her topics of interest are open government, governance, and citizen participation; democracy and production of urban space; gender, crossed identities and experiences of the city.