Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Self-Evaluation: Self-Enhancement and Self-Verification03:00

Self-Evaluation: Self-Enhancement and Self-Verification

Social psychologists have documented that feeling good about ourselves and maintaining positive self-esteem is a powerful motivator of human behavior (Tavris & Aronson, 2008). In the United States, members of the predominant culture typically think very highly of themselves and view themselves as good people who are above average on many desirable traits (Ehrlinger, Gilovich, & Ross, 2005). Often, our behavior, attitudes, and beliefs are affected when we experience a threat to our...
Behavioral Genetics and Its Designs01:23

Behavioral Genetics and Its Designs

Behavior genetics explores how genetic inheritance influences human behavior. It focuses on how genes, passed from parents to offspring, contribute to the development of behavioral traits and tendencies. This branch of genetics seeks to understand the complex interplay between inherited genetic factors and environmental influences in shaping our behaviors.
The primary methodologies used in behavior genetics include family studies, twin studies, and adoption studies, each providing unique...
Ethnic Identity within a Larger Culture01:27

Ethnic Identity within a Larger Culture

Adolescents from ethnic minority backgrounds face a multifaceted journey in forming their identities, shaped by the intersections of cultural expectations and personal exploration. For these adolescents, identity formation involves not only typical developmental challenges but also navigating the perceptions and attitudes of the majority culture. As they grow, adolescents in ethnic minority groups often become increasingly aware of stereotypes, social biases, and discrimination, all of which...
Influence of Parents and Peers on Identity01:23

Influence of Parents and Peers on Identity

Adolescence is a pivotal period of identity formation, during which individuals begin to answer questions central to their sense of self, such as "Who am I?" and "Who do I hope to become?" Both parents and peers play critical roles in guiding adolescents through this complex developmental phase.
Parental Influence on Identity Development
Parents serve as primary guides and managers in an adolescent's life, offering support instrumental in decision-making and personal growth. This guiding role...
Personal Identity01:25

Personal Identity

Personal identity is the deeply felt sense of self that individuals cultivate over time, intricately woven from intrinsic qualities they consider essential to their existence—qualities such as morality, intelligence, and friendliness. These attributes serve as vital internal benchmarks, guiding individuals in evaluating whether their actions resonate with their true selves.When personal identity takes center stage in one's life, individuals often emphasize their distinctiveness, highlighting...
Social Identity01:29

Social Identity

Social identity constitutes a significant aspect of an individual’s self-concept, shaped by membership in various social groups, including gender, nationality, ethnicity, sexual orientation, and political affiliation. Individuals associate specific traits with particular social groups, leading to internalization of these traits. For example, musicians are often perceived as creative, while women are frequently associated with nurturing tendencies. Once individuals identify with a particular...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Use of Multiparametric and Biparametric Magnetic Resonance Imaging in Bladder Cancer Staging: Prospective Observational Study and Analysis of Radiologist Learning Curve.

Journal of clinical medicine·2024
Same author

Role of Functional Imaging Techniques to Assess Motor and Language Cortical Plasticity in Glioma Patients: A Systematic Review.

Neural plasticity·2019
Same author

Efficacy of a new delivery system based on solid lipid microparticles for the oral administration of the non-conventional antioxidant IAC on a diabetes mouse model.

Journal of endocrinological investigation·2018
Same author

Whole-body MRI with diffusion-weighted imaging: a valuable alternative to contrast-enhanced CT for initial staging of aggressive lymphoma.

Clinical radiology·2016
Same author

Supratracheal laryngectomy: current indications and contraindications.

Acta otorhinolaryngologica Italica : organo ufficiale della Societa italiana di otorinolaringologia e chirurgia cervico-facciale·2015
Same author

Computer-aided cognitive rehabilitation improves cognitive performances and induces brain functional connectivity changes in relapsing remitting multiple sclerosis patients: an exploratory study.

Journal of neurology·2014
Same journal

Prevalence and forms of congenital anomalies in twins born in Pomeranian District during the period from 1.07.1997 to 31.12.1998. Polish Register of Congenital Anomalies.

Acta geneticae medicae et gemellologiae·2000
Same journal

Analysis of triple test results in 27 cases of twin pregnancies.

Acta geneticae medicae et gemellologiae·2000
Same journal

Long-term follow-up study of somatic development in prematurely born twins after life-threatening episodes.

Acta geneticae medicae et gemellologiae·2000
Same journal

Ultrasound in the diagnosis of twin-to-twin transfusion syndrome--a preliminary report.

Acta geneticae medicae et gemellologiae·2000
Same journal

Characteristics of adaptation period for extrauterine life of neonates from multiple pregnancies.

Acta geneticae medicae et gemellologiae·2000
Same journal

From the research on electrophoretical mobility of nuclei in twins.

Acta geneticae medicae et gemellologiae·2000
See all related articles

Related Experiment Video

Updated: Jun 24, 2026

Guide Wire Assisted Catheterization and Colored Dye Injection for Vascular Mapping of Monochorionic Twin Placentas
09:04

Guide Wire Assisted Catheterization and Colored Dye Injection for Vascular Mapping of Monochorionic Twin Placentas

Published on: September 5, 2011

The process of identity in twins.

S Cirillo

    Acta Geneticae Medicae Et Gemellologiae
    |January 1, 1976
    PubMed
    Summary
    This summary is machine-generated.

    Identical twins showed less positive identification with siblings compared to singletons. This suggests twins may adopt paternal models due to identity uncertainty stemming from their twin relationship.

    More Related Videos

    The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test
    11:13

    The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test

    Published on: November 19, 2015

    Behavioral Tasks for Examining Identity Recognition In Mice
    06:58

    Behavioral Tasks for Examining Identity Recognition In Mice

    Published on: February 7, 2025

    Related Experiment Videos

    Last Updated: Jun 24, 2026

    Guide Wire Assisted Catheterization and Colored Dye Injection for Vascular Mapping of Monochorionic Twin Placentas
    09:04

    Guide Wire Assisted Catheterization and Colored Dye Injection for Vascular Mapping of Monochorionic Twin Placentas

    Published on: September 5, 2011

    The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test
    11:13

    The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test

    Published on: November 19, 2015

    Behavioral Tasks for Examining Identity Recognition In Mice
    06:58

    Behavioral Tasks for Examining Identity Recognition In Mice

    Published on: February 7, 2025

    Area of Science:

    • Psychology
    • Developmental Psychology
    • Twin Studies

    Background:

    • Understanding identity formation in adolescents is crucial.
    • Twin studies offer unique insights into genetic and environmental influences on personality.
    • The Blacky Picture Test is a projective tool used to assess personality dynamics.

    Purpose of the Study:

    • To investigate identity formation differences between monozygotic twins and singletons.
    • To explore the impact of the twin relationship on identification processes.
    • To analyze specific factors related to fraternal relationships and identification using the Blacky Picture Test.

    Main Methods:

    • Administered the Blacky Picture Test to 12 pairs of male monozygotic twins (aged 17-19) and 12 singletons.
    • Assessed 30 distinct factors from each participant's test protocol.
    • Employed the Mann-Whitney U test to compare scores between the twin and singleton groups.

    Main Results:

    • A significant difference was found in only one factor: positive identification and fraternal relationship.
    • Twins identified with the sibling figure significantly less often than singletons.
    • Qualitative analysis suggested twins exhibited passive acceptance of the paternal model.

    Conclusions:

    • The twin relationship may contribute to a precarious sense of identity in adolescents.
    • Twins' uncertainty about their own identity might lead to closer adherence to the paternal image.
    • The findings highlight unique psychological dynamics within twin relationships concerning identity development.