catholic social activism:
[Poland] Since 1998 actively participated in the life of Club of Catholic Intelligentsia (KIK) in Warsaw, Poland. In 2005-2006: member of the board of Students' Section. For the years 2008-2010 elected for the member of Board and Presidium of KIK and for 2010-2012 vice-president of this organisation.
[Europe] In the years 2004-2008 actively involved in European organization of catholic students: JECI-MIEC European Coordination. In the years 2005-2007 member of the Administration Board of this organization, and for the year 2007 took the position of European Coordinator. During her mandate, she was dealing with Human Rights affairs (among many: organizing and running youth trainings), youth policy in Europe, and developed inter-religious and ecumenical projects, contacts with new organisations of catholic students in Europe (mainly in Scandinavia) and developed good relations with Council of European Bishops Conferences (CCEE).
Since 2004 participates in the work of Pax Romana ICMICA/MIIC (The International Catholic Movement for Intellectual and Cultural Affairs). In 2008 elected (for the mandate 2008-2012) to the European Liason Committee (ELC) of Pax Romana ICMICA/MIIC.
inter-religious and ecumenical dialogue: For the years 2007 – 2008 representative of KIK to the Youth Commission of Polish Ecumenical Council (PRE). For the years 2002-2012 serving as the coordinator of inter-religious dialogue and international relations in KIK.
On behalf of JECI-MIEC co-created european tkitt (youth friendly and youth targeted manual) on inter-religious dialogue, and in the years 2006-2007 was a member of FBEG (Expert Group on Inter-religious Dialogue) working in the structure of European Youth Forum (YFJ). She was also a member of Youth Organizing Committee of EEA3.
In 2006 co-funded RfP EIYN (Religions for Peace – European Interfaith Youth Network) – first and only one European network that gathers faith-based youth groups that represents all religions currently present in Europe. In May 2008, Julia Maria Koszewska was elected to the Core Team of EIYN. In 2008 co-founded also the EWFN (European Women of Faith Network) and for the years 20010-2012 served there in Coordinating Committee representing EIYN and member of the Board of the Religions for Peace Europe. In 2011 elected as an ex-officio member (EIYN’s representative) to the European Council of Religious Leaders (ECRL). After the 9th World Assembly of Religions for Peace resigned from RfP.
youth policy: In 2011 as a member of the Initiative Group, has contributed to the formation of PROM (Polish Council of Youth Organisations).
women empowerement: Actively involved also in women groups such as Pax Romana: Women’s Vision (women of Pax Romana), and European Women of Faith Network (EWFN) working in the structures of WCRP/RfP (World Conference of Religions for Peace), as well as Wikimedia initiatives for women empowerement (among others: initiator of polish Wiki-project „Wikipedia is also a woman”- polish initiative to overcome gender-gap in Wiki)
film: Involved also in International Film Festival „Jewish Motifs”-HaMotiv HaJehudi, directed by Mirosław Chojecki. Coorganized this Festival since its begining in the year 2004 among others: coordinating the work of volonteers' team.
Since 2012 serving also as Associate Producer for „Siren” – a short film (in production) by Jonah Bleicher, based on the story by Etgar Keret.
genealogy: Jewish Genealogy Researcher – free-lance researcher specialised in the Poland area and contracted volunteer on KehilaLinks project of JewishGen.
open culture: Promoting the value of open culture through activity in Wikipedia, promoting the value of wiki idea, GLAM (Galleries, Libraries, Archives and Museums) wiki. Also through the active participation and promotion of the open licences (especially for art), empowerment of women in technical setting, as well as access, re-use of public information (as part of right to information).
In 2013 initiated and organized 1st openGLAM conference in Poland (openglam2013.pl) .
[Wikipedia] Wikipedian and active member of the Association Wikimedia Polska. Besides contributing by editing, initiated in Poland program for empowering women on Wikipedia, and actively contributes to the GLAM (Galleries-Libraries-Archives-Museums) program. Served as trainer for numerous workshops on editing Wikipedia including thematic workshops (such as on Janusz Korczak). Member of the team of two wikipedia’s publications (about Frederic Chopin and about Maria Skłodowska-Curie). Co-participated in several hackathons (European in Berlin, Israeli in Jerusalem) and Wiki-expeditions.
In 2012 elected to the internal court in the Association Wikimedia Polska.
[Zachęta] Actively participated in inter-departmental group which started and coordinates the process of opening the collection and starting the open policy for Zachęta National Gallery of Art.