Darosa Elfrida is majoring in environmental engineering at the Institut Teknologi Sepuluh Nopember, Surabaya, Indonesia. She is interested in environmental issues as well as social and international relations issues. Since high school, she has been active in a lot of debate competitions and has won several awards. At that time, she also became the event coordinator for a social project in Balikpapan. In ITS Darosa and her teammate Arum, along with the students association in ITS called HMTL (Himpunan Mahasiswa Teknik Lingkungan Surabaya), made the first project called Open Defecation Free to help and raise awareness regarding sanitation and open defecation issues in Surabaya area.