Context specificity in stability of hyperactivity-impulsivity

This paper exemplifies a secondary data analysis of context-specific differences in children's hyperactivity-impulsivity while controlling for informant-specific effects. Participants were boys and girls from the NICHD Study of Early Child Care and Youth Development who were measured in 1(st), 3(rd), and 5(th) grades. Latent factor models were structured using multi-informant reports including mothers, fathers, teachers, and observers. Temporal stability within a context was stronger than cross-context consistency, and the magnitude of longitudinal stability was higher in the home context compared to the school context. Controlling for informant-specific effects resulted in a significantly improved model fit and increased within-context stability. Our findings highlight the importance of considering both context and informant effects when studying longitudinal stability and change in personality development.     

What Do We Know About Gay and Lesbian Couples?

Abstract— Research on gay and lesbian couples is highlighted with regard to household labor, conflict, satisfaction, perceived social support, stability, and the variables that predict relationship quality. Relative to partners from married heterosexual couples, partners from gay and lesbian couples tend to assign household labor more fairly, resolve conflict more constructively, experience similar levels of satisfaction, and perceive less support from family members but more support from friends. The limited data available indicate that gay and lesbian couples may be less stable than married heterosexual couples. The factors that predict relationship quality tend to be the same for gay, lesbian, and heterosexual married couples. Overall, research paints a positive picture of gay and lesbian couples and indicates that they tend to be more similar to than different from heterosexual couples.     

Connection and Influence: A Process Theory of Causation

Summary  A combination of process and counterfactual theories of causation is proposed with the aim of preserving the strengths of each of the approaches while avoiding their shortcomings. The basis for the combination, or hybrid, view is the need, common to both accounts, of imposing a stability requirement on the causal relation.     

Interest as a Motivational Resource: Feedback and Gender Matter, but Interest Makes the Difference

This study tested the hypothesis that interest in a certain topic enables children to sustain their intrinsic motivation in topic-related tasks when positive feedback is absent. Ninety-one Israeli children in the seventh grade completed a questionnaire assessing their interest in the topic of logic questions. Later, in individual sessions, children worked on logic questions, and either received positive feedback or no feedback on their performance. Then, they completed a questionnaire assessing their intrinsic motivation to participate in a similar task. As expected, children with a high level of interest reported more intrinsic motivation than did children not high on interest. Among children with moderate interest, absence of positive feedback was associated with decreased intrinsic motivation for boys, and increased motivation for girls. This gender-related pattern was interpreted as suggesting that girls with moderate interest perceived the positive feedback as an attempt to control them. The findings support the view that interest may serve as a personal resource that helps children to cope with non-optimal learning conditions.     

Neuromuscular control in individuals with chronic ankle instability: A comparison of unexpected and expected ankle inversion perturbations during a single leg drop-landing

While neuromuscular control deficits during inversion perturbations in chronic ankle instability (CAI) cohorts are well documented in the literature, anticipatory motor control strategies to inversion perturbations in CAI are largely unknown. The purpose of this study was to examine neuromuscular control and ankle kinematics in individuals with CAI (n = 15) and matched controls (n = 15) during unexpected and expected single leg drop-landings onto a tilted surface rotated 20° in the frontal plane. Muscle activity from 200 ms pre- to post-landing was recorded from the tibialis anterior (TA), medial gastrocnemius (MG), peroneus longus (PL) and peroneus brevis (PB). Mean muscle activity, co-contraction index (CCI), and peroneal latency was analyzed. Ankle inversion angle at initial contact, time to maximum inversion angle, maximum inversion angle and velocity were also assessed. Significantly longer PL latency, less time to maximum inversion and greater maximum inversion angle was found in CAI compared to controls. Regarding landing condition, significantly greater maximum inversion angle, less inversion at initial contact, longer PB latency, less TA activity and frontal plane CCI during the post-landing phase was found during the unexpected perturbation. Prolonged PL latency and altered ankle kinematics suggests reduced frontal plane ankle stabilization in CAI. However, similar motor control strategies were utilized in both groups during the ankle inversion perturbations.     

自尊稳定性的认知神经机制

自尊稳定性(自尊在短期内波动的幅度)是一种具有重要心理功能的人格特质, 它既不同于自尊水平, 也区别于情境性自尊, 但在理论和测量上却与后两者具有密不可分的联系。然而, 由于目前人们对于自尊稳定性的认知神经机制知之甚少, 所以并不清楚它与自尊水平在生理机制上的关系是什么, 更不了解它会如何调节情境性自尊。鉴于此, 本研究计划将自尊稳定性、自尊水平和情境性自尊置于整合的认知神经加工模型(神经内分泌-脑-行为)之中, 通过融合心理测量、脑成像与应激诱发等多种技术指标, 力争全方位、多角度揭示自尊稳定性的认知神经机制, 及其与自尊水平、情境性自尊间的区别和联系。     

2～11岁儿童自我控制发展的稳定性与变化及其性别差异

采用实验室行为观察法考察了114名2～11岁儿童自我控制的发展变化及其性别差异。结果表明:(1)儿童的自我控制在2岁到4岁之间具有低等程度的相对稳定性,在4～11岁之间具有低等程度的相对稳定性。(2)女孩在2岁、4岁、7岁和11岁时的自我控制均显著高于男孩。(3)从2岁到11岁,男孩和女孩自我控制的发展变化存在差异。对于女孩来说,4岁时的自我控制显著高于2岁时,4岁与7岁、11岁之间以及7岁与11岁之间的自我控制均无显著差异;对于男孩来说,4岁时的自我控制显著高于2岁时,7岁时显著低于4岁,7岁与11岁之间的自我控制无显著差异。     

自尊水平与自尊稳定性的关系:完美主义的中介作用

采用中介性调节分析方法,探讨了青少年外显自尊、内隐自尊、完美主义和自尊稳定性的关系.研究发现:外显自尊通过在乎缺点这一中介变量影响着自尊稳定性,外显自尊与自尊稳定性之间的关系不存在追求高标准的中介作用;内隐自尊调节着外显自尊和在乎缺点、自尊稳定性的关系,在低外显自尊者中,内隐自尊低者倾向于在乎自己的错误,表现出较高的自尊不稳定性;外显自尊通过在乎缺点影响自尊稳定性的间接效应在低内隐自尊者中更为明显.进一步的研究应考虑内隐自尊稳定性在自尊研究中的作用.     

Spherical model of interests in Croatia

In order to analyze the validity of spherical model of interests in Croatia, three Croatian samples of primary school students (N = 437), secondary school students (N = 540) and university students (N = 630) were administered a translated version of the Personal Globe Inventory (PGI, [Tracey, T.J.G. (2002). Personal Globe Inventory: Measurement of the spherical model of interest and competence beliefs Monograph. Journal of Vocational Behavior 60, 113–172.]). Three aspects of model validity were analyzed: the three-dimensional underlying structure of interest items, spherical arrangement of interest scales and accurate gender mean differences in interests. Principal component analysis confirmed the existence of three substantial factors underlying interest items, whose orientation and meaning is moderately related to theoretical one. Randomization test firmly approved the spherical representation of interest scales and its structural stability across different age and gender groups. Gender differences in interest were close to previous findings and logical expectations. Results have shown firm evidences of validity and gender and age universality of spherical model in Croatian adolescent and young adult samples.     

Work-family conflict and psychological well-being: Stability and cross-lagged relations within one- and six-year follow-ups

The rank-order stability and cross-lagged relations between work-to-family conflict (WFC), family-to-work conflict (FWC), and psychological well-being were examined in two longitudinal studies with full two-wave panel designs. In Study 1 (n = 365), the time lag was one year, and in Study 2 (n = 153), six years. The Structural Equation Modeling showed that the stability for WFC was .69 over one and .73 over six years. The respective stabilities for FWC were .57 and .48. Cross-lagged relations were not detected between WFC/FWC and low psychological well-being (job exhaustion, marital adjustment, parental stress, and psychological distress), expected to exist on the basis of the integrative model of work-family interface [Frone, M. R., Yardley, J. K., & Markel, K. S. (1997). Developing and testing an integrative model of the work-family interface. Journal of Vocational Behavior, 50, 145-167.]. Instead, high job exhaustion preceded high psychological distress, both within one- and six-year time lags, and within a one-year time lag: low marital adjustment preceded high psychological distress, and high psychological distress preceded high parental stress. These findings supported the spillover perspective on work-family interface [Edwards, J. R., & Rothbard, N. P. (2000). Mechanisms linking work and family: Clarifying the relationship between work and family constructs. Academy of Management Review, 25, 178-199.].