Edith Stein Gesellschaft Österreich (2017)

Bulgarian Phenomenology Association at the BPS (2015)

Bulgarian Philosophical Society - BPS (2015)

Society of Women in Philosophy - Austria (2014)

Union of Scientists in Bulgaria (2012)

Association Paul Ricœur (2011)

Austrian Congress of Women Journalists (2009)

Organisation of Phenomenological Organisations (2002)

International Institute of Hermeneutics, Toronto (2002)

Center for Advanced Research in Phenomenology, Florida (2002)

Verband Feministischer Wissenschafterinnen (2000)

Institute for Axiological Research (1999)

International Association of Women Philosophers (1998)

Wiener Philosophinnen Club (1998)

Women Studies Group at the Institute of Philosophy, Vienna University (1998)

Gruppe Phänomenologie (1997)

Österreichische Gesellschaft für Phänomenologie (1997)

Österreichische Gesellschaft für Philosophie (1997)

Planetarian Society (1995)

American Biographical Research Association (1995)

Roerich Museum, New York (1994)

Society for Phenomenology and Existential Philosophy - SPEP (1994)

North American Sartre Society (1994)

World Institute for Advanced Phenomenological Research and Learning (1993)

American Philosophical Association - APA (1993)

New York Academy of Sciences (1992)

Groupe d’études sartriennes (1991)

Association des sociétés de philosophie de langue française (1990)

Bulgarian Society for Francophone Philosophy and Culture (1990)

Bulgarian Philosophical Society (1986-1990)