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Team

dr hab. Artur Pokropek, prof. IFiS PAN (Principal Investigator) ORCID logo ORCID,  Research Gate,  Google Scholar

Artur PokropekArtur Pokropek is a Head of the Computational Social Science Division at the Polish Academy of Sciences and a member of the International Studies Group at the Institute of Educational Research (IBE) in Warsaw. His profile uniquely combines experience in social and medical research. His main areas of research are statistics, psychometry, and machine learning. He planned, designed, and conducted many research projects. He published more than 100 scientific papers and conducted dozens of research projects. He has experience in leading and managing national and international projects.
He gained knowledge as a visiting scholar at the Educational Testing Service (Princeton, USA) from 2013 to 2014 and as an associate researcher at the European Commission Joint Research Centre (Ispra, Italy) from 2016 to 2018. In 2020 he was a visiting scholar at the National Board of Medical Examiners (Philadelphia, USA) and an affiliate academic at the Social Research Institute, University College London in 2021. Since 2019, he has worked continuously with the Żelazna gynaecological clinic (Warsaw, Poland) as a statistical advisor. In 2020, he was appointed by the Ministry of Science as an expert in the ‘Implementation PhD Program’, where he looks after more than a dozen PhDs in private companies proposing real applications of scientific research. He holds a habilitation degree in social sciences, a PhD in Educational Science, and two MA degrees: in Educational Sciences and Sociology.

Research Projects

  • 2015-2019 Scales comparability in large-scale cross‐country surveys. The National Science Centre grant "Sonata" (2014/15/D/HS6/04934).
  • 2011-2012 Evaluation of educational policy using twins. Research grant awarded by the Global Development Network (RRC11_063).
  • Meuleman, Bart, Żółtak, Tomasz, Pokropek, Artur, Davidov, Eldad, Muthen, Bengt, Oberski, Daniel, Billiet, Jaak, Schmidt, Peter. (2022). Why measurement invariance is important in comparative research. A response to Welzel et al.
    (2021). Sociological Methods and Research. doi: 10.1177/00491241221091755
  • Pokropek, Artur, Muszyński, Marek, Żółtak, Tomasz. (2022). The impact of growing participation in PISA on scaling outcomes. A Monte Carlo simulation study. OECD Education Working Papers No. 277. Paris: OECD Publishing.
  • Muszyński, Marek, Pokropek, Artur, Żółtak, Tomasz. (2021). Structural Validity of Overclaiming Scores: analysing PISA 2012 data. Psychological Test and Assessment Modeling 63(1), 119-145.
  • Pokropek A., Schmidt, P. & Davidov E. (2020). Choosing Priors in Bayesian Measurement Invariance Modeling: A Monte Carlo Simulation Study. Structural Equation Modeling: A Multidisciplinary Journal 27(5). doi: 10.1080/10705511.2019.1703708
  • Pokropek, A., Lüdtke, O., & Robitzsch, A. (2020). An extension of the invariance alignment method for scale linking. Psychological Test and Assessment Modeling 62(2), 305-334.
  • Khorramdel, L., Pokropek, A., Joo, S. H., Kirsch, I., & Halderman, L. (2020). Examining gender DIF and gender differences in the PISA 2018 reading literacy scale: A partial invariance approach. Psychological Test and Assessment Modeling 62(2), 179-231.
  • Pokropek, A., & Borgonovi, F. (2020). Linking via Pseudo‐Equivalent Group Design: Methodological Considerations and an Application to the PISA and PIAAC Assessments. Journal of Educational Measurement 57(4), 527-546. doi: 10.1111/jedm.12261
  • Khorramdel, L., von Davier, M., & Pokropek, A. (2019). Combining mixture distribution and multidimensional IRTree models for the measurement of extreme response styles. British Journal of Mathematical and Statistical Psychology 72(3), 538-559. doi: 10.1111/bmsp.12179
  • Pokropek, A., Davidov, E., & Schmidt, P. (2019). A Monte Carlo simulation study to assess the appropriateness of traditional and newer approaches to test for measurement invariance. Structural Equation Modeling: A Multidisciplinary Journal 26(5), 724-744. doi: 10.1080/10705511.2018.1561293
  • Borgonovi, F., & Pokropek, A. (2019). Seeing is believing: Task-exposure specificity and the development of mathematics self-efficacy evaluations. Journal of Educational Psychology 111(2), 268. doi: 10.1037/edu0000280
  • Marks, G. N., & Pokropek, A. (2019). Family income effects on mathematics achievement: their relative magnitude and causal pathways. Oxford Review of Education 45(6), 769-785. doi: 10.1080/03054985.2019.1620717
  • Trait-anxiety’s moderating role in predicting academic performance improvement in PISA. Polish Journal of Applied Psychology 11(3), s. 73-92.

Institute of Philosophy and Sociology, Polish Academy of Sciences

00-330 Warsaw, Poland
72 Nowy Świat Street

room 207

Artur Pokropek

Research Gate: https://www.researchgate.net/lab/Artur-Pokropek-Lab

 

dr Maria Flakus (Post-doc Researcher) ORCID logo ORCID, Research Gate,  Google Scholar

Maria Flakus

Maria Flakus works as a post-doc at the Institute of Philosophy and Sociology of the Polish Academy of Sciences. Moreover, she is a research assistant at the Institute of Psychology at the University of Silesia in Katowice. She obtained her master's degree and Ph.D. in psychology (University of Silesia in Katowice).

Her main research areas are focused on the psychology of individual differences (i.e., personality, intelligence) and methodological competence and academic achievement. In her Ph.D. thesis, she analyzed the determinants of methodological competencies, examining their determinants in the area of ​​individual differences (i.e., personality, cognitive preferences) and information processing (implicit vs. explicit).

She is the author of scientific papers that have been published in international, respectable journals, such as Body Image, Personality and Individual Differences, Psychological Reports.

2021 - today - a member of the research team - Life and shades of hypersensitive narcissism: Discovering the intra- and interpersonal consequences of hypersensitive narcissism through the prism of the model of hypersensitive isolation and hostility (number: NCN; 2020/39 / B / HS6 / 00052)

Projects co-financed by a special-purpose subsidy for scientific research or development works and related tasks, for the development of young scientists, financed in internal grant procedure (University of Silesia in Katowice):

2018 - 2020 - project leader - Methodological competencies of psychology students in the context of personality and cognitive factors

2016 - 2018 - project leader - Cognitive preferences and the state of methodological awareness of psychology students

2015 - 2017 - project leader - Relationships between the level of methodological awareness of psychology students and their attitudes towards scientific research

  • Sobieski, M., Wrona, S., Flakus, M., Pierchała, K., Sobieska, A., Podgórska, K., ... & Bujnowska-Fedak, M. M. (2024). Reliability and validity of the Polish version of Communication and Symbolic Behaviour Scales-Developmental Profile-Infant-Toddler Checklist. Research in Autism Spectrum Disorders, 117, 102454. doi: 10.1016/j.rasd.2024.102454
  • Rogoza, R., Zajenkowski, M., Di Sarno, M., Flakus, M., Baran, L., Di Pierro, R., ... & Fatfouta, R. (2024). I feel smart today! A daily diary study on narcissism and self-assessed intelligence. European Journal of Personality, 38(4), 677-691. doi: 10.1177/08902070231212313
  • Rogoza, R., Krammer, G., Jauk, E., Flakus, M., Baran, L., Di Sarno, M., Di Pierro, R., Zajenkowski, M., Dufner, M., & Fatfouta, R. (2024). The peaks and valleys of narcissism: The factor structure of narcissistic states and their relations to trait measures. Psychological Assessment, 36(2), 147–161. doi: 10.1037/pas0001295
  • Przybyła-Basista, H., Buszman, K., & Flakus, M. (2022). An examination of the factor structure of the Goldfarb Fear of Fat Scale in clinical and non-clinical samples of Polish women. Body Image, 40, 58-66. doi: 10.1016/j.bodyim.2021.11.003
  • Flakus, M. (2021). Osobowość i osiągnięcia w nauce [Personality and academic achievements]. Katowice: Wydawnictwo Uniwersytetu Śląskiego.
  • Skorupa, A., Stefanek, F., Brol., & M., Flakus, M. (2021). Immersion and socio-emotional experiences during a movie – Polish adaptation of the Movie Consumption Questionnaires. Psychological Reports, online first. doi: 10.1177/00332941211048472
  • Flakus, M., Danieluk, B., Baran, L., Kwiatkowska, K., Rogoza, R., & Schermer, J. A. (2021). Are intelligent peers liked more? Assessing peer-reported liking through the network analysis. Personality and Individual Differences, 177, 110844. doi: 10.1016/j.paid.2021.110844
  • Ślazyk-Sobol., M., Dobrowolska, M., & Flakus, M. (2021). Predictors of the feeling of stress in the aviation industry. Medycyna Pracy, 72, 1-11 - online first. doi: 10.13075/mp.5893.01084
  • Ślebarska, K. & Flakus, M. (2021). Career self-management of unemployed workers: the role of proactive coping in job-to-job transition. Baltic Journal of Management, 16(1), 135-153. doi: 10.1108/BJM-06-2020-0189
  • Trahair, C., Baran, L., Flakus, M., Kowalski, C. M., & Rogoza, R. (2020). The structure of the Dark Triad traits: A network analysis. Personality and Individual Differences, 167, 110265. doi: 10.1016/j.paid.2020.110265
  • Dobrowolska, M., Flakus, M., Ślazyk-Sobol, M., & Wawoczny, A. (2020). Strengthening professional efficacy due to sustainable development of social and individual competences - empirical research study among polish and Slovak employees of the aviation sector. Sustainability, 12, 6843. doi: 10.3390/su1217684
  • Dobrowolska, M., Ślazyk-Sobol, M., Flakus, M., & Deja, A. (2020). Climate and ties in workplace versus sense of danger and stress, based on empirical research in the aviation industry. Sustainability, 12, 5302. doi: 10.3390/su12135302
  • Sołtysik, M., Flakus, M., & Pudlo, R. (2019). Personality characteristics of mountaineers - review of the literature. Psychiatria Polska, 53(6), 1397-1411. doi: 10.12740/PP/99144
  • Flakus, M. (2018). Wstępna charakterystyka psychometryczna polskiej adaptacji Skali Podatności na Nudę (BPS). Polskie Forum Psychologiczne, 23(4), 783–802. doi: 10.14656/PFP20180408
  • Sołtysik, M., Flakus, M., Lubecka, B., & Pudlo, R. (2018). Aktualny stan badań nad zaburzeniami psychicznymi u wspinaczy wysokogórskich. Psychiatria i Psychologia Kliniczna, 18(2), 200-207. doi: 10.15557/PiPK.2018.0024
  • Flakus, M. (2017). Znaczenie postaw wobec badań naukowych i statystyki w procesie kształcenia akademickiego psychologów. Przegląd literatury. Edukacja, 143(4), 76–89. doi: 10.24131/3724.170406

Institute of Philosophy and Sociology, Polish Academy of Sciences, room 207

00-330 Warsaw, Poland, 72 Nowy Świat Street

e-mail: maria.flakus@ifispan.edu.pl

 

mgr Piotr Koc (Ph.D. Candidate) ORCID logo ORCID, Research Gate,  Google Scholar

Piotr Koc is a Ph.D. candidate in the Institute of Philosophy and Sociology of the Polish Academy of Sciences, Warsaw, Poland. His research interests focus on comparative studies of political behavior and attitudes, as well as modeling of latent variables. He is a graduate of the University of Warsaw (Poland) and the University of Konstanz (Germany).

Research team member in:

2020-2021: Multidimensional Biographies and Social Structure: Poland 1988- 2018 (POLPAN). Funded by National Science Centre. IFiS PAN

Koc, P. & A. Pokropek (in press). Accounting for Cross-Country-Cross-Time Variations in Measurement Invariance Testing. A Case of Political Participation, Survey Research Methods.

Koc, P. (2021).  Measuring Non-electoral Political Participation: Bi-factor Model as a Tool to Extract Dimensions. Social Indicators Research, 156, 271–287. doi: 10.1007/s11205-021-02637-3

Institute of Philosophy and Sociology, Polish Academy of Sciences, room 207

00-330 Warsaw, Poland, 72 Nowy Świat Street

e-mail: piotr.koc(at)yahoo(dot)com

 

Hubert Plisiecki, MSc (Ph.D. Candidate) ORCID logo ORCID,  Research Gate

Hubert Plisiecki is a Ph.D. student in the Institute of Psychology of the Polish Academy of Sciences (Warsaw, Poland) and a research assistant at SWPS University of Social Sciences and Humanities (Warsaw, Poland). He obtained a Master of Science degree from the University of Sheffield in Psychological Scientific Methods with Data Science Elements. In addition, he is one of the coordinators of the "Neuropsyche" Club of the SWPS University and the Open Science Club at the same university. He is also a member of the Social AI Club at the University of Warsaw and the Polish Skeptics Club. His main scientific interests are Natural Language Processing (NLP), Machine Learning, metapsychology, and research on emotions. He is actively involved in popularizing science. His popular scientific papers were published in "Focus" and "Newsweek Psychologia" journals.

2021 - today - a member of the research team - Institutionalization of political parties in the parliaments of Central Europe - data mining of parliamentary debates. (National Science Center - NCN number: 2019/33 / B / HS5 / 02648)

Institute of Philosophy and Sociology, Polish Academy of Sciences, room 207

00-330 Warsaw, Poland, 72 Nowy Świat Street

e-mail: hplisiecki@gmail.com

 

Contact

Institute of Philosophy and Sociology, Polish Academy of Sciences
00-330 Warsaw, Poland
72 Nowy Świat Street

Information about the project

The project is a part of a research grant from the National Science Center, Poland (Sonata Bis-10: UMO-2020/38 / E / HS6 / 00302). Value of the funds granted: PLN 3,983,436.