Since 2001, Sass has dedicated herself to the LGBT Rights movement in the Philippines, most specifically to issues of gender identity and freedom of gender expression. She started giving discussions on transgender rights and issues in a public park in Manila; and afterwards, she had several speaking engagements all over the Philippines, as well as in other countries.
Sass Sasot is a founding member of the Society of Transsexual Women of the Philippenes. She is the foundation of the rise of the transgender movements in the Philippines and has inspired many Philippine transgender activists.
Together with Drs. Sam Winter and Mark King of the University of Hong Kong, Sass did the first comprehensive research work on Filipina transgender women in 2003 and 2004. This was published in the International Journal of Transgenderism.
She graduated with a degree in Business Administration in Human Resource Management at the Open University of Hong Kong. She is currently based in The Hague, Netherlands, where she is finishing her combined honours degree in World Politics and Global Justice, while also working part time as an International Project Officer with COC Netherlands.