U-MICS

Elisabetta Crocetti & Wim Meeus

The Utrecht-Management of Identity Commitments Scale (U-MICS) is a self-report measure developed by Wim Meeus in 2001 on the basis of the Utrecht-Groningen Identity Development Scale (U-GIDS; Meeus, 1996).

The U-MICS aims to assess the identity processes included in the three-factor identity model (Crocetti, Rubini, & Meeus, 2008):

• Commitment refers to firm choices that adolescents have enacted, and to the self-confidence they derive from these choices.
• In-depth exploration represents the extent to which adolescents reflect on their current commitments, search for additional information, and talk with others about their choices.
• Reconsideration of commitment refers to comparing one’s present commitments with possible alternative commitments when one’s existing goals, values, and beliefs are no longer satisfactory. Thus, reconsideration of commitment combines loosening existing commitments with broad exploration of new possibilities.

For a comprehensive overview of the U-MICS, including its theoretical foundations, applications across identity domains and cultures, psychometric properties, longitudinal and person-centered applications, and practical resources (annotated SPSS and Mplus syntax), see the open-access review:  

Crocetti, E., & Meeus, W. (2026). The Utrecht-Management of Identity Commitments Scale (U-MICS): Its origins and applications across domains, contexts, and times. Identity, 26(3), 216-235.  https://doi.org/10.1080/15283488.2026.2679957 

The Utrecht-Management of Identity Commitments Scale (U-MICS) builds on a long tradition of research on identity development, originating with Erik Erikson’s psychosocial theory (1950, 1968), which conceptualized identity as a dynamic balance between synthesis (certainty) and confusion (uncertainty). Building on this framework, James Marcia (1966) introduced the Identity Status Paradigm, identifying four identity statuses—Achievement, Foreclosure, Moratorium, and Diffusion—based on the dimensions of commitment and exploration. Harke Bosma (1985) further developed this approach by conceptualizing the GIDS, which distinguished between making identity-related choices and developing a deeper identification with those choices across six life domains. Following its theoretical conceptualization, the GIDS was operationalized through interviews and questionnaires. Subsequently, Wim Meeus (1996) introduced the U-GIDS, emphasizing the distinction between past exploration and present exploration, understood as the ongoing evaluation of existing commitments. 

Building on these developments, the U-MICS was designed to address two fundamental needs: measuring identity development over time and distinguishing identity formation from identity maintenance. Its developmental sensitivity was tested in the CONAMORE longitudinal study, which began in 2001 at Utrecht University. The scale assesses a dual-cycle model of identity development in which the interplay between commitment and reconsideration of commitment captures identity formation, while the interplay between commitment and in-depth exploration captures identity maintenance (Meeus, 2011). 

The U-MICS includes 13 items: 5 items measure commitment (items 1-5), 5 items tap in-depth exploration (items 6-10), and 3 items assess reconsideration of commitment (items 11-13). Each item is rated on a 5-point Likert scale ranging from 1 (completely untrue) to 5 (completely true).

Identity domains

The U-MICS can be used to assess identity processes in different identity domains. Originally, the scale has been developed to assess educational identity and interpersonal identity (i.e., friendship) (Crocetti, Rubini, & Meeus, 2008). Then, the items have been adapted to measure several other domains, which can be grouped into three main categories: societal/ideological domains, interpersonal domains, and cultural domains. Each category encompasses different aspects of identity development, allowing researchers to examine how individuals form, evaluate, and maintain their commitments across various areas of life (Crocetti & Meeus, 2026). 

1. Societal/Ideological Domains

• Education 

• Education (engineering identity) 

• Aims and plans for the future/Future 

• Career/Job/Occupation/Vocation 

• Politics 

• Religion/Spirituality/Ethics 

• Worldview/Life philosophy 

• Identity in relation to a personally meaningful activity 

• Social class 

• Financial identity 

• Personality characteristics 

• Past experiences 

• Physical appearance 

• Hobbies and interests 

2. Interpersonal Domains

• Friendship 

• Romantic relationships 

• Peer relationships 

• Family relationships 

• Parental identity 

• Gender identity 

• Sexual identity 

• Most important person in life 

3. Cultural Domains

• Regional identity 

• National identity 

• European identity 

• Home identity 

• Host identity 

• Cultural identity 

Thus the U-MICS can be employed to assess identity processes in one specific domain or to measure global identity, obtained combining at least one ideological domain (e.g., educational or job identity) and one relational domain (e.g., peer or romantic relationship). 

U-MICS available in several languages

The U-MICS, originally developed in Dutch (Crocetti, Rubini, & Meeus, 2008), has been translated and tested in several languages. Validation studies conducted with different samples (e.g., Crocetti et al., 2015; Dimitrova et al., 2016) indicated that the three-factor model (including commitment, in-depth exploration, and reconsideration of commitment) provided a significantly better fit to the data compared to alternative one-factor (in which all identity processes were collapsed on the same latent variable) and two-factor (consisting of commitment and global exploration, combining in-depth exploration and reconsideration of commitment) models. Furthermore, the three-factor model fitted equal well for different groups (e.g., early and middle adolescents, boys and girls, and autochthons and ethnic minority adolescents).

All the versions available so far are listed here. For ease of consistency, all these versions include the items for educational and interpersonal identity. 

• U-MICS – Albanian (Kosovan) version (Dimitrova et al., 2016)
• U-MICS – Albanian – Kosovar version (Dimitrova et al., 2016) 
• U-MICS – Arabic version (Crocetti et al., 2020)
• U-MICS – Bulgarian version (Dimitrova et al., 2016)
• U-MICS – Chinese version (Crocetti et al., 2015)
• U-MICS – Czech version (Dimitrova et al., 2016)
• U-MICS – Dutch version (Crocetti, Rubini & Meeus, 2008)
• U-MICS – English version (Crocetti et al., 2010)
• U-MICS – Estonian version (Landberg et al., 2018) 
• U-MICS – French version (Zimmermann et al., 2012)
• U-MICS – German version (Greischel et al., 2018)
• U-MICS – Greek version ( (Mastrotheodoros, Pavlopoulos, et al., 2021)
• U-MICS – Hebrew version (Crocetti et al., 2020)
• U-MICS – Hungarian version (Rivnyàk et al., 2022)  
• U-MICS – Indonesian version (Muttaqin, 2017)
• U-MICS – Italian version (Crocetti et al., 2010)
• U-MICS – Japanese version (Crocetti et al., 2015; Hatano & Sugimura, 2014)
• U-MICS – Lithuanian version (Vosylis et al., 2018)
• U-MICS – Polish version (Crocetti et al., 2015; Karaś et al., 2015)
• U-MICS – Portuguese version (Crocetti et al., 2015)
• U-MICS – Romanian version (Crocetti et al., 2015; Dimitrova et al., 2016)
• U-MICS – Russian version (Borisenko, 2022) 
• U-MICS – Serbian version (Rokvic et al., 2022)
• U-MICS – Slovanian version (Dimitrova et al., 2016) 
• U-MICS – Spanish version (Llorent & Alamo, 2018)
• U-MICS – Swedish version (Schumann, 2018)
• U-MICS – Traditional Chinese Version (Crocetti et al., 2015)
• U-MICS – Turkish version (Morsünbül et al., 2014)

Identity statuses

The U-MICS can be used also for obtaining identity statuses. In this case, from the respondent scores on commitment, in-depth exploration, and reconsideration of commitment is possible to obtain, by using data-driven methods of classification (e.g., cluster analysis, latent class analysis), five identity statuses (e.g., Crocetti, Rubini, Luyckx, & Meeus, 2008):

• the achievement status consists of individuals who score high on commitment and in-depth exploration, but low on reconsideration of commitment;
• the early closure status includes individuals with moderately high scores on commitment and low scores on both in-depth exploration and reconsideration of commitment;
• the searching moratorium status comprises individuals high on commitment, in-depth exploration, and reconsideration of commitment.
• the moratorium status consists of individuals who score low on commitment, medium on in-depth exploration, and high on reconsideration of commitment;
• the diffusion status includes individuals with low scores on commitment, in-depth exploration, and reconsideration of commitment;

These five identity statuses expand the original Marcia’s (1966) identity status paradigm differentiating between two types of moratorium. The two moratorium statuses differ in terms of the base from which reconsideration is attempted. Adolescents in the moratorium cluster have few commitments and are evaluating alternatives in order to find satisfying identity-related commitments. Conversely, their peers in the searching moratorium cluster are seeking to revise commitments that have already been enacted, and they are able to do so from the secure base provided by their current commitments.

As noted above, the U-MICS was designed to capture identity development. Various developmental processes have been demonstrated applying this measure: mean-level change, rank-order and profile stability (Klimstra et al., 2010a); change and stability of identity statuses over time (Meeus et al., 2010; Hatano et al., 2020). Importantly, Meeus et al. (2010) revealed that the identity statuses achievement and closure are quite stable over time, whereas the statuses diffusion, moratorium and searching moratorium are relatively instable over time. These findings support the distinction between identity formation and maintenance.

Daily measures of identity

To capture day-to-day development of identity a single item version of the instrument has been designed by Wim Meeus in 2005. Each of the U-MICS dimensions can be measured with one item (Becht et al., 2016; Klimstra et al., 2010b).

• “Today, I felt confident about myself because of my best friend/education” (interpersonal/educational commitment)
• “Today, I often thought about my best friend/education” (interpersonal/educational exploration in depth)
• “Today, I felt that I could better look for a different best friend/education” (interpersonal/educational reconsideration).

Each item is rated on a 5-point Likert scale ranging from 1 (completely untrue) to 5 (completely true).

domains and life stages: 

• Vocational & Professional: VISA (Porfeli et al., 2011), PISQ-5d (Mancini et al., 2015), and MVISA (Ouyang et al., 2021). 

• Developmental Transitions: Early Identity Exploration Scale (Kłym & Cieciuch, 2015) and EIPS for school transitions (Christiaens et al., 2022). 

• Behavioral Domains: Drinking Identity Management Scale / DIMS (Meca et al., 2020). 

 

While flexible across multiple domains, applying the U-MICS requires domain-specific adaptations to maintain structural validity and manage trade-offs: 

 

• Domain-Specific Nuances: Simple word replacement fails in unique contexts like parental identity, where “reconsideration” must measure regret or alternative life paths rather than literally ending the commitment (Piotrowski, 2022). 

• Intrinsic Complexity: Abstract dimensions like moral identity involve multidimensional processes that cannot be captured by inserting a single domain term into standard items. 

• Age-Dependent Salience: Selecting relevant domains shifts with age (e.g., swapping education for work). For interpersonal domains in adults, researchers often let participants select a target individual (e.g., romantic partner vs. friend) to account for individual priorities (Sugimura et al., 2015). 
• Participant-Selected Domains: Allowing respondents to choose their own relevant domains (Arneaud et al., 2016) maximizes personal salience, but creates a trade-off by making cross-individual comparisons complex and non-standardized. 

Info and updates

• If you need more information about the U-MICS you can contact me (Elisabetta Crocetti — Università di Bologna — Home Page).
• If you have validated the U-MICS in a new language you can fill this template, attach the publication, and send it to me, so that I can update the webpage with your version
• Please inform me also if you have adapted the U-MICS to a new domain and send the related publication. 

References

Becht, A., Branje, S., Vollebergh, W., Maciejewski, D., Van Lier, P., Koot, H., Denissen, J., & Meeus, W. (2016).  Assessment of identity during adolescence using daily diary methods: Measurement invariance across time and sex. Psychological Assessment, 28, 660-672. http://dx.doi.org/10.1037/pas0000204

Borisenko, Y. V. (2022). Osobennosti roditel’skoy identichnosti rossiyskikh muzhchin i zhenshchin [The parental identity processes among Russian fathers and mothers]. Eksperimental’naya psikhologiya, 15(3), 178–198. https://doi.org/10.17759/exppsy.2022150312

Branje, S., Laninga-Wijnen, L., Yu, R., & Meeus, W. (2014). Associations among school and friendship identity in adolescence and romantic relationships and work in emerging adulthood. Emerging Adulthood, 2(1), 6-16.  https://doi.org/10.1177/2167696813515851

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Crocetti, E., Avanzi, L., Hawk, S. T., Fraccaroli, F., & Meeus, W. (2014). Personal and social facets of job identity: A person-centered approach. Journal of Business and Psychology, 29, 281-300. doi:10.1007/s10869-013-9313-x

Crocetti, E., Benish-Weisman, M., & McDonald, K. (2020). Validation of the Arabic and Hebrew Versions of the Utrecht-Management of Identity Commitments Scale (U-MICS). Journal of Adolescence, 79, 11-15. https://doi.org/10.1016/j.adolescence.2019.12.006

Crocetti, E., Cieciuch, J., Gao, C. H., Klimstra, T., Lin, C. L., Matos, P. M., Morsünbül, Ü., Negru, O., Sugimura, K., Zimmermann, G., & Meeus, W. (2015). National and gender measurement invariance of the Utrecht-Management of Identity Commitments Scale (U-MICS): A 10-nation study with university students. Assessment, 22, 753–768. https://doi.org/10.1177/1073191115584969

Crocetti, E., Rubini, M., Luyckx, K., & Meeus, W. (2008). Identity formation in early and middle adolescents from various ethnic groups: From three dimensions to five statuses. Journal of Youth and Adolescence, 37, 983-996. doi:10.1007/s10964-007-9222-2

Crocetti, E., Rubini, M., & Meeus, W. (2008). Capturing the dynamics of identity formation in various ethnic groups: Development and validation of a three-dimensional model. Journal of Adolescence, 31(2), 207-222. http://dx.doi.org/10.1016/j.adolescence.2007.09.002

Crocetti, E., Schwartz, S. J., Fermani, A., & Meeus, W. (2010). The Utrecht-Management of Identity Commitments Scale (U-MICS): Italian validation and cross-national comparisons. European Journal of Psychological Assessment, 26(3), 172–186. http://dx.doi.org/10.1027/1015-5759/a000024

Dimitrova, R., Crocetti, E., Buzea, C., Jordanov, V., Kosic, M., Tair, E., Taušová, J., van Cittert, N., & Uka, F. (2016). The Utrecht-Management of Identity Commitments Scale (U-MICS): Measurement invariance and cross-national comparisons of youth from seven European countries. European Journal of Psychological Assessment, 32(2), 119–127. https://doi.org/10.1027/1015-5759/a000241

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Klimstra, T. A., Hale, W. W., Raaijmakers, Q. A. W., Branje, S. J. T., & Meeus, W. (2010a). Identity formation in adolescence: Change or stability? Journal of Youth and Adolescence, 39, 150-162. doi: 10.1007/s10964-009-9401-4

Klimstra, T. A., Luyckx, K., Hale, W. W., Frijns T., Van Lier, P., & Meeus, W. (2010b). Short term fluctuations in identity: Introducing a micro-level approach to identity formation. Journal of Personality and Social Psychology, 99, 191-202. doi: 10.1037/a0019584

Hatano, K., & Sugimura, K. (2014). Japanese version of the Utrecht-Management of Identity Commitments Scale (U-MICSJ): Factor structure, reliability, and concurrent validity in Japanese university students. Japanese Journal of Adolescent Psychology, 25(2), 125–136 (in Japanese) Retrieved from https://www.jstage.jst.go.jp/article/jsyap/25/2/25_125/_pdf

Hatano, K., Sugimura, K., Crocetti, E., & Meeus, W. (2020). Diverse-and-dynamic pathways in educational and interpersonal identity formation during adolescence: Longitudinal links with psychosocial functioning. Child Development. Advance online publication.  https://doi.org/10.1111/cdev.13301

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Llorent, V. J., & Alamo, M. (2018). Utrecht-Management of Identity Commitments Scale: Validation in Spanish university students. Frontiers in Psychology, 9, 1-5. http://dx.doi.org/10.3389/fpsyg.2018.01364

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Piotrowski, K. (2018). Adaptation of the Utrecht-Management of Identity Commitments Scale (U-MICS) to the measurement of the parental identity domain. Scandinavian Journal of Psychology, 59(2), 157-166. https://doi.org/10.1111/sjop.12416

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