She studied for her political theory master's degree at the London School of Economics and Political Science and her doctorate was from the European University Institute[1] with a thesis titled "Human security and human rights under international law: reinforcing protection in the context of structural vulnerability".
[1] Estrada-Tanck was appointed by the United Nations to join the Working Group [4] on Discrimination against Women and Girls in September 2020.
She succeeded Alda Facio of Costa Rica and she joined a small group of experts including Claudia Flores.
The list included the members of her UN working group and special reporteurs Attiya Waris, Paula Gaviria Betancur, Tlaleng Mofokeng, Mary Lawlor, Astrid Puentes Riaño, Margaret Satterthwaite and Francesca Albanese.
[7] On International Women's Day in 2024 she joined a panel which included Nayera Kohistani of Afghanistan, the Maltese politician Vanessa Frazier, Penelope Andrews and Nobel Laureate Malala Yousafzai moderated by CNN's Jomana Karadsheh.