Katarzyna Adamczyk

FULL PROFESSOR

July 21, 2025: Full Professor in psychology awarded by the President of the Republic of Poland

HABILITATION IN PSYCHOLOGY

Habilitation in psychology awarded on the basis of the Resolution of the Institute of Psychology Board, Adam Mickiewicz University in Poznan, 11 December 2017.

PHD IN PSYCHOLOGY

PhD degree in psychology awarded on the basis of a doctoral dissertation entitled Determinants of the lack of a lifetime partner in young adulthood (Resolution of the Institute of Psychology Board, Adam Mickiewicz University in Poznan, 25 January 2010).
Dissertation supervisor: Prof. UAM dr hab. Barbara Harwas-Napierała,
Institute of Psychology, Adam Mickiewicz University in Poznan.
Reviewers: Prof. dr hab. Maria Braun-Gałkowska and Prof. dr hab. Anna I. Brzezińska

MA IN PSYCHOLOGY

MA degree in psychology (specialization: clinical psychology) awarded on 20 June 2005, Institute of Psychology, Adam Mickiewicz University in Poznan.
Title of MA thesis: Functioning of family systems with the problem of anorexia and bulimia
Thesis supervisor: Prof. UAM dr hab. Barbara Harwas-Napierała,
Institute of Psychology, Adam Mickiewicz University in Poznan

PEER -REVIEWED ARTICLES

1. Ochnik, D., & Adamczyk, K. (2025). Exploring the factors associated with well-being and ill-being among single adults: A network analysis. Journal of Social and Personal Relationships. Advanced online publication. https://doi.org/10.1177/02654075251358104
2. Pietrzak, S., Adamczyk, K., & Zarzycka, B. (2025). The interplay of religion and singlehood: A qualitative study of Christian single adults living in Poland. Journal of Religion and Health. Advanced online publication. https://doi.org/10.1007/s10943-025-02345-z
3. Zarzycka, B., Tomaka, K., Krok, D., Pietrzak, S., & Adamczyk, K. (2025). The role of religious coping and commitment in the link between COVID-19-related concerns and mental health. Journal for the Study of Spirituality, 1–20. https://doi.org/10.1080/20440243.2024.2442608
4. Adamczyk, K., Trepanowski, R., Łyś, A. E., & Rogowski, W. (2024). I say a little prayer for my singlehood: exploring the role of prayer for single adults’ mental health. Journal of Beliefs and Values, 1–20. https://doi.org/10.1080/13617672.2024.2359788
5. Adamczyk, K., Janowicz, K., & Mrozowicz-Wrońska, M. (2024). Never-married single adults’ experiences with online dating websites and mobile applications: A qualitative content analysis. New Media & Society, 26(6), 3614-363. https://doi.org/10.1177/14614448221097894
6. Adamczyk, K., Trepanowski, R., Mrozowicz-Wrońska, M., & Janowicz, K. (2024). The role of religion in the mental health of single adults: A mixed-method investigation. International Journal for the Psychology of Religion, 34(1), 1–23. https://doi.org/10.1080/10508619.2023.2265275
7. Łyś, A. E., & Adamczyk, K. (2024). Exploring the role of country-level gender equality in the link between relationship status and perceived social support across 49 countries. Scientific Reports, 14(1), 2436. https://doi.org/10.1038/s41598-024-52304-z
8. Waligórska, D., Frydrychowicz, M., Adamczyk, K., Rogowski, W., & Dominika Ochnik. (2023). Together, but alone: A thematic analysis of the athletes’ and their partners’ experience of physical separation in romantic relationships. International and Multidisciplinary Journal of Social Sciences, 13(1), 1–18. https://doi.org/10.17583/rimcis.11677
9. Adamczyk, K., & Radosław Trepanowski. (2023). Singlehood in Europe: Rates and Factors Associated with Happiness. Vandenhoeck & Ruprecht Verlag. https://doi.org/10.14220/9783737015325
10. Adamczyk, K. (2023). Toward a psychology of singlehood. What we already know and what we need to know about contemporary singlehood. V & R Unipress. E-book available at https://www.vr‑elibrary.de/doi/book/10.14220/9783737016001
11. Adamczyk, K., Łyś, A., & Trepanowski, R. (2023). Can spiritual well-being help people be satisfied with singlehood? Exploring the temporal link between spiritual well-being and satisfaction with singlehood. Journal of Spirituality in Mental Health. Advanced online publication. https://doi.org/10.1080/19349637.2023.2232775
12. Mrozowicz-Wrońska, M., Janowicz, K., Soroko, & Adamczyk, K. (2023). Let’s talk about single men: A qualitative investigation of never married men’s experiences of singlehood. Sex Roles. Advanced online publication. https://doi.org/10.1007/s11199-023-01380-y
13. Adamczyk, K., Kleka, P. & Frydrychowicz, M. (2022). Psychometric functioning, measurement invariance, and external associations of the Relationship Assessment Scale in a sample of Polish adults. Scientific Reports, 12, 22157. doi: org/10.1038/s41598-022-26653-6.
14. Adamczyk, K., Janowicz, K., & Mrozowicz-Wrońska (2022). Never-married single adults’ experiences with online dating websites and mobile applications: A qualitative content analysis. New Media and Society. Advance online publication https://doi.org/10.1177/14614448221097894
15. Adamczyk, K., Zarzycka, B., & Zawada, K. (2022). Daily spiritual experiences and purpose in life: The mediating role of loneliness and moderating role of satisfaction with social and intimate relationships. Psychology of Religion and Spirituality. Advance online publication https://doi.org/10.1037/rel0000475
16. Adamczyk, K., Park., Y. P. & Segrin, Ch. (2022). Patterns of intimacy crisis resolution and their associations with romantic loneliness in Polish and U.S. young adults. Developmental Psychology. Advance online publication. https://doi.org/10.1037/dev0001371. Publication available at https://doi.apa.org/fulltext/2022-55400-001.pdf
17. Hopmeyer, A., Terino, B., Adamczyk, K., et al. (2022). The lonely collegiate: an examination of the reasons for loneliness among emerging adults in college in the Western United States and West-Central Poland. Emerging Adulthood, 10(1), 237-248. https://doi.org/10.1177/2167696820966110.
18. Adamczyk, K., Barr, A., & Segrin, Ch. (2021). Relationship status and mental and physical health among Polish and American young adults: The role of relationship satisfaction and satisfaction with relationship status. Applied Psychology: Health and Well-Being, 13(3), 620-652. doi: 10.1111/APHW.12248
19. Adamczyk, K., Morrelli, N., Segrin, Ch., Jiao, J., Park, J. Y., & Villodas, M. T. (2021). Psychometric analysis of the Dating Anxiety Scale for Adolescents in samples of Polish and U.S. young adults: Examining the factor structure, measurement invariance, item functioning, and convergent validity. Assessment, https://doi.org/10.1177/10731911211017659
20. Niehuis, S., Adamczyk, K., , Trepanowski, R., Celejewska, A., Ganclerz, M., Frydrysiak, A., Reifman, A., & Willis‐Grossmann, E. (2021). Development of the Polish‐Language Relationship Disillusionment Scale and its validation. Personal Relationships, 28, 1017–1041. doi: 10.1111/pere.12394
21. Adamczyk, K., Clark, D. A. & Pradelok, J. (2021). The Polish COVID Stress Scales: Considerations of psychometric functioning, measurement invariance, and validity. PLoS One, 16(12):e0260459. doi: 10.1371/journal.pone.0260459
22. Adamczyk, K., Trepanowski, R., Celejewska, A., Kosińska, J., Mamot, A., Palczewska, M., & Rodziejczak, K. (2021). The Polish adaptation and further validation of the Fear of Being Single Scale (FBSS). Current Psychology, 40, 2499–2509. https://doi.org/10.1007/s12144-019-00192-2
23. Adamczyk, K., Trepanowski, R., Celejewska, A., & Ganclerz, M. (2020). Development of the Polish-language Riverside Life Satisfaction Scale and its further validation. Journal of Personality Assessment, 102(6), 817- 832. doi: 10.1080/00223891.2019.1674317
    
24. Adamczyk, K. (2019). Development and validation of a Polish-language version of the Satisfaction with Relationship Status Scale (ReSta). Current Psychology, 38(1), 8-20. https://doi.org/10.1007/s12144-017-9585-
25. Adamczyk, K. (2019). Incremental validity of the Satisfaction with Relationship Status Scale in predicting young adults’ well-being. What does it tell us? Current Psychology, 38(3), 865–872. https://doi.org/10.1007/s12144-017-9666-9
26. Adamczyk, K. (2019). Marital and love attitudes as predictors of Polish young adults’ relationship status. Current Issues in Personality Psychology, 7(4), 298–312. https://doi.org/10.5114/cipp.2019.92561
27. Adamczyk, K. (2018). Direct and indirect effects of relationship status through unmet need to belong and fear of being single on young adults' romantic loneliness. Personality and Individual Differences, 124, 124-129. https://doi.org/10.1016/j.paid.2017.12.011
28. Adamczyk, K. (2018). Cross-lagged relations between sexual attitudes, perception of love and sex, and young adults’ relationship status: A two-wave study. Polish Psychological Bulletin, 49(2), 184–193. doi: 10.24425/119485.
29. Adamczyk, K. (2017). Going beyond relationship status: A cross-sectional and longitudinal investigation of the role of satisfaction with relationship status in predicting Polish young adults’ mental health. Journal of Social and Clinical Psychology, 36(4), 196-215. https://doi.org/10.1521/jscp.2017.36.4.265
30. Adamczyk, K. (2017). Voluntary and involuntary singlehood and young adults’ mental health: an investigation of mediating role of romantic loneliness. Current Psychology, 36(4), 888-904. https://doi.org/10.1007/s12144-016-9478-3
31. Adamczyk, K. (2017). Direct and indirect effects of relationship status through satisfaction with relationship status and fear of being single on Polish young adults' well-being. Personality and Individual Differences, 111, 51–57. https://dx.doi.org/10.1016/j.paid.2017.01.05
32. Adamczyk, K. (2016). An investigation of loneliness and perceived social support among single and partnered young adults. Current Psychology, 35(4), 674–689. https://doi.org/10.1007/s12144-015-9337-7
33. Adamczyk, K., & Segrin, Ch. (2016). The mediating role of romantic desolation and dating anxiety in the association between interpersonal competence and life satisfaction among Polish young adults. Journal of Adult Development, 23(1), 1–10 https://doi.org/10.1007/s10804-015-9216-3
34. Adamczyk, K. (2015). Pojęcie partner życiowy w percepcji młodych dorosłych żyjących w pojedynkę i w związku nieformalnym [The term of lifetime partner in the perception of single young adults and young adults in an informal relationship]. Polskie Forum Psychologiczne, 20(3), 305-323.
    
35. Adamczyk, K. (2015). Development and validation of the Polish-language version of the Dating Anxiety Scale in a sample of young adults. Psychologia Społeczna, 4(35), 478-488. doi: 10.7366/1896180020153508
36. Adamczyk, K., & Luyckx, K. (2015). An investigation of the linkage between relationship status (single vs. partnered), identity dimensions and self-construals in a sample of Polish young adults. Polish Psychological Bulletin, 46(4) 616–623. doi: 10.1515/ppb-2015-0068
37. Adamczyk, K., & Metts, S. (2015). Romantic beliefs and Polish young adults' relationship status. International Review of Social Psychology, 28(3), 7-28.
38. Adamczyk, K., & Segrin, Ch. (2015). Direct and indirect effects of young adults’ relationship status on life satisfaction through loneliness and perceived social support. Psychologica Belgica, 55(4), 196-211. https://doi.org/10.5334/pb.bn
39. Adamczyk, K., & Segrin, Ch. (2015). Perceived social support and mental health among single vs. partnered Polish young adults. Current Psychology, 34(1), 82-96. https://doi.org/10.1007/s12144-014-9242-5
40. Adamczyk, K., & Wysota, M. (2015). An investigation of the predictive role of identity dimensions for young adults’ marital beliefs. Psychologia Społeczna, 4(35), 409-418. doi: 10.7366/1896180020153504
41. Adamczyk, K., & Wysota, M. (2015). Gender differences in the perception of love and sex among Polish young adults. Annales Universitatis Paedagogicae Cracoviensis. Studia Psychologica, VIII, 148-152.
42. Adamczyk, K., & Metts, S. (2014). The factor structure of the Polish-language version of the Romantic Beliefs Scale. Psychological Topics, 23(2), 209-222. UDK – 159.9.072-057.87(438)
43. Adamczyk, K., & DiTommaso, E. (2014). Psychometric properties of the Polish version of the Social and Emotional Loneliness Scale for Adults (SELSA-S). Psychological Topics, 23(3), 327-341. UDK – 159.923.33.072-057.875(438)
44. Wysota, M., Pilarska, A., Adamczyk, K. (2014). Specyfika funkcjonowania rodziny w percepcji adolescentów i młodych dorosłych a formowanie się ich tożsamości [Specificity of family functioning in adolescents’ and young adults’ perception and their identity formation]. Psychologia Rozwojowa, 19(2), 103-120.
45. Adamczyk, K. (2013). Development and validation of the Polish-language version of the Multidimensional Scale of Perceived Social Support (MSPSS). International Review of Social Psychology, 26(4), 25-48.
46. Adamczyk, K., & Bookwala, J. (2013). Adult attachment and single vs. partnered relationship status in Polish university students. Psychological Topics, 22(3), 481-500. UDK – 159.943.2.072-057.875-058.8(438)
47. Adamczyk, K. (2012). Dlaczego polska psychologia nie lubi pojęcia „singiel”? [Why does Polish psychology not like the term single?]. Studia Psychologiczne, 50(1), 5-14.
48. Adamczyk, K. (2012b). Właściwości psychometryczne polskiej wersji językowej skali do pomiaru stylu przywiązania w dorosłości the Revised Adult Attachment Scale (RAAS) [The psychometric properties of the Polish-language version of the Revised Adult Attachment Scale (RAAS)]. Przegląd Psychologiczny, 55(3), 253-263.
49. Palus, K. (2010). Zalety i wady życia w pojedynkę w percepcji młodych dorosłych nie posiadających partnera życiowego [Advantages and disadvantages of singlehood in young adults’ perception]. Roczniki Socjologii Rodziny, XX, 55-72.

EDITED AND AUTHORED BOOKS

1. Adamczyk, K. Trepanowski, R. (2023). Singlehood in Europe: Rates and factors associated with happiness. V&R unipress. ISBN 9783847115328. doi:10.14220/9783737015325. The book is fully available at: https://www.vr‑elibrary.de/doi/book/10.14220/9783737015325.
2. Adamczyk, K. (Ed.). (2016). Singlehood form individual and social perspectives. Kraków: Wydawnictwo LIBRON‑Filip Lohner. The book is available at: http://libron.pl/katalog/czytaj/id/210
3. Adamczyk, K., & Wysota, M. (Eds.). (2015). Various aspects of young adults’ functioning. Kraków: Wydawnictwo LIBRON‑Filip Lohner. The book is available at: http://libron.pl/katalog/czytaj/id/156
4. Adamczyk, K., & Wysota, M. (Eds.). (2014). Functioning of young adults in a changing world. Kraków: Wydawnictwo LIBRON‑Filip Lohner. The book is available at: http://libron.pl/katalog/czytaj/id/125
5. Palus, K. (Ed.). (2011). Płeć – między ciałem, umysłem i społeczeństwem [Sex and gender - between body, mind and society]. Poznań: Wydawnictwo Wydziału Nauk Społecznych UAM.
6. Palus, K. (2010). Wybrane psychologiczne uwarunkowania braku partnera życiowego w okresie wczesnej dorosłości [The selected psychological determinants of the lack of a lifetime partner in young adulthood].
   Poznań: Wydawnictwo Wydziału Nauk Społecznych UAM.

BOOK CHAPTERS

1. Adamczyk, K. (2021). Current and future paths in research on singlehood. In R. J. Coplan, J. C. Bowker, & L. J. Nelson (Eds.), The Handbook of solitude: Psychological perspectives on social isolation, social withdrawal, and being alone (pp. 163-177). The 2nd edition. Wiley-Blackwell Press.
2. Adamczyk, K., & Hall, S. (2014). Exploring marital belief systems of single and partnered Polish young adults. In K. Adamczyk & M. Wysota (Eds.), Functioning of young adults in a changing world (pp. 127-143). Kraków: Wydawnictwo LIBRON‑Filip Lohner.
3. Palus, K. (2011). Związki miłosne a różnice płciowe [Love relationships and gender differences]. In K. Palus (Ed.), Płeć – między ciałem, umysłem i społeczeństwem [Sex and gender - between body, mind, and society] (pp. 73-85). Poznań: Wydawnictwo Wydziału Nauk Społecznych UAM.

2020 – 2025

The Principal Investigator of the research project Singlehood in terms of the ambiguous loss theory: The link between singlehood and mental health in the perspective of moderation and mediation function of the selected psychological factors (UMO-2019/34/E/HS6/00164).
The project is financed by the National Science Centre, Poland within the contest Sonata BIS 9.
Amount of founding: 2 698 524 PLN
Description for the general public

2015-2019

The Principal Investigator of the research project „Relationship status and mental and physical health of young adults in Poland and the United States of America: A longitudinal investigation” (UMO-2014/13/B/HS6/01382).
Project is financed by the Polish National Science Centre.
The project is being carried out in collaboration with Prof. Chris Segrin
(The University of Arizona, USA) as a main investigator.

2013-2016

The Principal Investigator of the research project “Marital, love and sexual attitudes as predictors of young adults’ relationship status: A longitudinal investigation” (UMO-2012/05/D/HS6/03000) Project was financed by the Polish National Science Centre.

2011-2016

An investigator in the project APPARENT: „Transition to parenthood: International and national studies of norms and gender division of work at the life course transition to parenthood”
(Starting Grant (StG), SH2, ERC-2010-StG).
The international project carried out by researchers from Sweden, Holland, Germany, Switzerland, Italy, Spain, Czech Republich and Poland.
Project is financed by European Research Council (ERC).
The Principal Investigator of the project: Prof. dr. Daniela Grunow, Sociology of Social Change, Faculty of Social Sciences, Goethe-University, Frankfurt am Main, Germany

2024

Individual Award of the 1^st Degree from the AMU Rector.

2022 and 2020

Award for Publication Productivity in the field of social sciences, Adam Mickiewicz University (AMU).

2020

Award for Best Lecture titled “Social Relationships as the Key to Our Well-being” in the Field of Positive Psychology, SWPS University, Poznań, Poland.

2016

Scientific scholarship given by the Rector of Adam Mickiewicz University in Poznan for significant scientific achievements in 2015

2015

Scholarship of the Polish Ministry of Science and Higher Education for young prominent researchers

2015

Individual award of the 1st degree given by the Rector of Adam Mickiewicz University in Poznan for significant scientific achievements in 2014

2014

Finalist of the fourteenth edition of the Research Award 2014 given by the Polish journal “Politics” in the field of social sciences

2014

Individual award of the 3rd degree given by the Rector of Adam Mickiewicz University in Poznan for significant scientific achievements in 2013

2013

Individual award of the 2nd degree given by the Rector of Adam Mickiewicz University in Poznan for significant scientific achievements in 2012

2011

Individual award of the 3rd degree given by the Rector of Adam Mickiewicz University in Poznan for scientific achievements and the book entitled “The selected conditions of the lack of a lifetime partner in young adulthood” printed in 2010 by the Publishing House of the Faculty of Social Sciences at UAM.

2010

Scholarship of the Poznan City Department for young researchers for prominent achievements in the field of human development psychology and research on singlehood

2010

Winner of the contest for the greatest Polish scientific achievements "Cudze chwalicie, swego nie znacie – promocja osiągnięć nauki polskiej" [‘The grass is greener on the other side of the fence’ – the promotion of Polish scientific achievements] organised by the Polish Foundation of Centres for Support of Economic Development "OIC Poland" and the University of Economics and Innovation in Lublin; also the audience award for research into the conditions of the lack of a lifetime partner in young adulthood

2008

1-year scholarship awarded by the Foundation of Adam Mickiewicz University in Poznan for PhD students for prominent scientific achievements