CV

Education

Ph.D in Communication Science, Vrije Universiteit Amsterdam, 2024 (expected)
Res M.Sc. in Communication Science, University of Amsterdam, 2020
B.Sc. in International Media and Communication, Erasmus University Rotterdam, 2017

Certificates & Summer Schools

2022 - University Teaching Qualification, Learn Academy Vrije Universiteit Amsterdam
2022 - 19th EURAI Advanced course on AI (ACAI) and 2nd Tailor Summer school, Barcelona
2017 - CELTA Training, London School of Languages, San Sebastian

Work experience

Since Sep 2020: PhD candidate
- Vrije Universiteit Amsterdam
- Supervisors: Wouter van Atteveldt, Judieth Moeller, Philipp K. Masur
Sep 2019 - Nov 2019: Graduate Teaching Assistant
- University of Amsterdam
- Duties: Teaching
May 2018 - Aug 2018: English Summer Teacher
- Apollo English, Hanoi, Vietnam
- Duties: Teaching, Lesson planning
Jan 2018 - Feb 2018: PR Intern
- Agentur K1, Cologne, Germany
- Duties: Press releases, writing, editing, strategy, social media management

Skills

Research methods
- experimental research
- computational methods (incl. automated text analysis and web-scraping)
- qualitative interviewing
Coding languages
- Python
- R
- React
- HTML
Languages
- German (native)
- English (C2)
- Dutch (C1)

Publications

Implementing Evaluation Metrics Based on Theories of Democracy in News Comment Recommendation (Hackathon Report)

Reuver, M., & Mattis, N. (2021, April). Implementing evaluation metrics based on theories of democracy in news comment recommendation (Hackathon report). In Proceedings of the EACL Hackashop on News Media Content Analysis and Automated Report Generation (pp. 134-139).

Are we human, or are we users? The role of natural language processing in human-centric news recommenders that nudge users to diverse content

Reuver, M., Mattis, N., Sax, M., Verberne, S., Tintarev, N., Helberger, N., ... & van Atteveldt, W. (2021, August). Are we human, or are we users? The role of natural language processing in human-centric news recommenders that nudge users to diverse content. In Proceedings of the 1st Workshop on NLP for Positive Impact (pp. 47-59).

Nudging towards news diversity: A theoretical framework for facilitating diverse news consumption through recommender design

Mattis, N., Masur, P., Möller, J., & van Atteveldt, W. (2022). Nudging towards news diversity: A theoretical framework for facilitating diverse news consumption through recommender design. new media & society, 14614448221104413.

Responsible Opinion Formation on Debated Topics in Web Search (to be published at ECIR 2024)

Rieger, A., Draws, T., Mattis, N., Maxwell, D., Esweiler, D., Gadiraju,U., McKay, D., Bozzon, A., & Pera, M. (2024, March). Responsible Opinion Formation on Debated Topics in Web Search. To be published in European Conference on Information Retrieval (pp. tbd).

Talks

Conference presentation - Assessing political news quality: An automated comparison of political news quality indicators across German newspapers with different modalities and reach

February 04, 2021

Talk at Etmaal van de Communicatiewetenschap, Online

Invited talk - Nudging Users towards Exposure Diversity: How can News Recommender Systems Contribute to Well-functioning Democracies?

February 18, 2021

Talk at Academia Sinica Center for Survey Research, Taipei, Taiwan

Conference presentation - Implementing evaluation metrics based on theories of democracy in news comment recommendation (Hackathon report).

February 19, 2021

Talk at EACL Hackashop on News Media Content Analysis and Automated Report Generation, Online

Conference presentation - Model(ling) Citizen: Finding individual users’ sweet spot between consumption diversity and back-fire effects with personalised news recommendations

May 27, 2021

Talk at ICA Political Communication PhD Preconference, Online

Conference presentation - Assessing political news quality: An automated comparison of political news quality indicators across German newspapers

May 28, 2021

Talk at International Communication Association Conference, Online

Conference presentation - Nudging towards diversity: How personalised news recommenders can facilitate (more) diverse news diets.

September 10, 2021

Talk at Media Psychology, Aachen, Germany

Conference presentation - Nudging towards diversity: How personalised news recommenders can facilitate (more) diverse news diets

February 11, 2022

Talk at Etmaal van de Communicatiewetenschap, Online

Conference presentation - Nudging news diversity: A theoretical framework for facilitating diverse news consumption through recommender design

May 27, 2022

Talk at International Communication Association Conference, Paris, France

Workshop presentation - Nudging news diversity: A theoretical framework for facilitating diverse news consumption through recommender design

July 15, 2022

Talk at QUARE: 1st Workshop on Measuring the Quality of Explanations in Recommender Systems (SIGIR), Madrid, Spain

Conference presentation: Can news diversification go too far? How different diversification metrics affect tolerance and political participation

February 03, 2023

Talk at Etmaal van de Communicatiewetenschap, Enschede, The Netherlands

Invited talk - News recommenders as choice architectures: Insights into news recommender design, its effects, and potential societal implications.

April 14, 2023

Talk at HCI Lab at University of Pennsylvania, Online

Conference presentation - Nudging news readers: Can interface cues facilitate the consumption of current-affairs news?

May 30, 2023

Talk at International Communication Association Conference, Toronto, Canada

Conference Poster - Can news diversification go too far? How different diversification metrics affect tolerance and political participation

September 08, 2023

Talk at 13th Conference of the Media Psychology Division (DGPs), Esch-sur-Alzette, Luxembourg

Lightening talk - Nudging towards news diversity: A theoretical framework for facilitating diverse news consumption through recommender design

December 14, 2023

Talk at DBWRS 2023: Dutch-Belgian Workshop on Recommender Systems, Antwerp, Belgium

Poster presentation - Nudged to learn: Exploring longitudinal nudging effects in a news aggregator

December 15, 2023