She currently teaches creative writing workshops and independent literature courses in association with the Librería Lerner in Bogotá.

In 2018, she became a vocal supporter of leftist presidential candidate Gustavo Petro,[32] who lost in the elections to rightist Iván Duque.

She has written widely read and discussed op-ed pieces on Colombian politicians such as Antanas Mockus,[33] Álvaro Uribe,[34] and Claudia López.

In 2016, after criticizing the University of Los Andes for its response to her treatment on social media and other institutional policies,[36] she was fired.

[37] A judge ordered that Sanín be reinstated in her position, arguing that her fundamental rights had been violated, but the university appealed, and a second ruling favored Los Andes,[38] to the dismay of some.