- 2015. Scientific committee (meta-reviewer) ASIST 2015, the Annual Meeting of the Association for Information Science & Technology.
- 2015. Scientific committee CAIS / ACSI 2015, the 43rd Annual Conference of the Canadian Association for Information Science.
- 2014. Scientific committee The tenth annual iConference (iConference 2015).
- 2014. Scientific committee CAIS / ACSI 2014, the 42nd Annual Conference of the Canadian Association for Information Science.
- 2013. ISKO 2014, the 13th Annual Conference of the International Society for Knowledge Organization.
- 2013. Scientific committee The ninth annual iConference (iConference 2014).
- 2013. Scientific committee ISKO-FR 2013, the 9th Symposium of the International Society for Knowledge Organization — France.
- 2013. Scientific committee ISKO-NA 2013, the 4th Symposium of the International Society for Knowledge Organization — North America.
- 2013. Scientific committee CAIS / ACSI 2013, the 41st Annual Conference of the Canadian Association for Information Science.
- 2013. Scientific committee ISSI 2013, the 14th Symposium of the International Society of Scientometrics and Informetrics.
- 2011– . Member of the Canadian Committee on Cataloguing (ASTED representative).
- 2011. Scientific committee ISKO-NA 2011, 3rd North American Symposium on Knowledge Organization.
- 2011. Scientific committee CAIS / ACSI 2011, the 39th Annual Conference of the Canadian Association for Information Science.
- 2011– . Editor of the Canadian Journal of Information and Library Science / Revue canadienne des sciences de l’information et de bibliothéconomie.
- 2010– . Member of the ASTED publication committee.
- 2010–2013. Member of the editorial board of the French translation of RDA (ASTED representative).
- 2010. Scientific committee CAIS / ACSI 2010, 38th Annual Conference of the Canadian Association for Information Science.
- 2009. Scientific committee ISKO-NA 2009, 2nd North American Symposium on Knowledge Organization.
- 2009. Scientific committee ASIST 2009, the Annual Meeting of the American Society for Information Science & Technology.
- 2009. Scientific committee CAIS / ACSI 2010, 37th Annual Conference of the Canadian Association for Information Science.
- 2008. Chair of ISKO 2008, the 10th Biennial Conference of the International Society for Knowledge Organization.
- 2008. Scientific committee CAIS/ACSI 2008, the 36th Annual Conference of the Canadian Association for Information Science.
- 2007–2011. Research on The display and retrieval in FRBR-based information systems.
- 2007. Co-chair of CAIS/ACSI 2007, the 35th Annual Conference of the Canadian Association for Information Science.
- 2007. Attending the “Cataloguing 2007: Back to Basics and Flying to the Future” conference, Reykjavík (Iceland).
- 2007. Scientific committee ISKO-NA 2007, the 1st Symposium and Organizing Meeting of International Society for Knowledge Organization — North America.
- 2006. Roundtable participant on Training Gaps Analysis (TGA) for Librarians and Library Technicians.
- 2006. Scientific committee CAIS/ACSI 2006, the 34th Annual Conference of the Canadian Association for Information Science.
- 2005. Member of the ALISE Garfield Dissertation Award Committee.
- 2005. Scientific committee CAIS/ACSI 2005, the 33rd Annual Conference of the Canadian Association for Information Science.
- 2004–2005. Editorial Board member for Cursus.
- 2004. Scientific committee CAIS/ACSI 2004, the 32nd Annual Conference of the Canadian Association for Information Science.
- 2004. Roundtable Leader on Issues in providing a French-language catalogue in a North American context. OLAC 2004 Conference.
- 2004–2006. Research project on The Handling of Initial Articles in Title Indexes.
- 2004–2008. Book Review Editor for the journal Knowledge Organization.
- 2003–2010. Associate Editor of the Canadian Journal of Information and Library Science = Revue canadienne des sciences de l’information et de bibliothéconomie.
- 2003–2006. Research project on The use of XML for the conversion of MARC format bibliographic records containing non-latin data.
- 2003. Scientific committee CAIS/ACSI 2003, the 31st Annual Conference of the Canadian Association for Information Science.
- 2002–2006. Research on The analysis of aggregation consistency in polysyllabic pinyin transcription in bibliographic databases.
- 2002– . Editorial board of the Canadian Journal of Information and Library Science = Revue canadienne des sciences de l’information et de bibliothéconomie.
- 2002. Scientific committee CAIS/ACSI 2002, the 30th Annual Conference of the Canadian Association for Information Science.
- 2002. Collaborator on the project Résumés d’articles en langue française sur l’accès à la documentation, prepared for the National Archives of Canada, within their “Access 2008” project.
- 2001–2003. Translator for the Canadian Journal of Information and Library Science = Revue canadienne des sciences de l’information et de bibliothéconomie
- 2000. Coordinator at the ISKO 6 International Conference, Toronto, 10–13 July 2000.
- 1999–2000. President of the Doctoral Student Association, FIS, University of Toronto.
- 1999. Conference Chair, Connections ’99, The Fifth Great Lakes Information Science Conference, Toronto, 22–23 October 1999.
- 1998–2000. Editorial Assistant for the Canadian Journal of Information and Library Science = Revue canadienne des sciences de l’information et de bibliothéconomie
- 1997. Principal coordinator of volunteers for the International Conference on the Principles and Future of AACR, Toronto, 23–25 October 1997.
© Clément Arsenault