She administers and supervises the staff activities of MATR. Her main priorities are to strengthen the legal system, to protect human rights, and to protect legal interests of people and organizations. During her Humphrey Year, she plans to study organizational forms of advocates' activities through organizations such as the U.S Bar Association, as well as organizations that protect human rights.

Ms. Chostak holds a degree in law from the International Professional School in Saratov, where she studied the European Court and protection of human rights.