Nowicka was a cofounding member of Polish Committee of NGOs – Beijing 1995 which organized active participation of Polish activists in the famous United Nations conference known as Fourh World Conference on Women in Beijing (FWCW). The activities included the presentation of NGOs' report on the situation of  women in Poland. At this UN conference Nowicka made a well-known "Statement of Non-Region"  on behalf of women from Central and Eastern Europe. In 1999 Nowicka co-founded and was the first coordinator of ASTRA (Central and Eastern European Women's Network for Sexual and Reproductive Health and Rights). From 1995 to 2002 she served as an expert of the World Health Organization and a member of its advisory body called Gender Advisory Panel. Wanda Nowicka has been also a member of the  Congress of Polish Women and board member of the association Congress of Women which is the operational body of this movement. She spoke on women/human rights on numerous occasions at international forums (UN, EU, Harvard University, Columbia University, New School, CUNY, University of California). She wrote numerous reports to the UN and the European Union on violations of human rights, including women's rights.