She established Female Empowerment Movement (FEM) to combat violence against women and promote gender equality.
[5] Tahyya spent her summer internship at Bangladesh Legal Aid and Services Trust (BLAST).
Her exposure to cases of violence against women, such as the numerous incidents of unreported sexual abuse, triggered a desire in her to address the issue.
[6][7] Tahyya worked as a research associate at Police Staff College, specializing in violence against women.
She learned that one of the reasons why men rape is to exercise power — as reiterated by Darwin's theory of evolutionary mechanism and survival to the fittest — since women were perceived as the weaker sex.