Mary Dozier

Mary Dozier
University of Delaware | UDel UD · Department of Psychology

PhD

About

204
Publications
81,466
Reads
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10,862
Citations
Additional affiliations
January 1994 - present
University of Delaware
Position
  • Amy E. du Pont Chair of Child Development

Publications

Publications (204)
Article
Little is known about whether postnatal intervention enhances autonomic regulation among infants at risk for dysregulation due to prenatal opioid exposure. The present study evaluated the effects of modified Attachment Behavioral Catch‐up (mABC) on autonomic regulation for opioid‐exposed infants in a pilot randomized clinical trial. We hypothesized...
Conference Paper
Attachment-based interventions have been shown to be successful in enhancing parental sensitivity and child outcomes (Dozier & Bernard, 2019; van Ijzendoorn et al., 2022). However, widespread community implementation of attachment-based interventions faces the challenge of reaching diverse populations. Most interventions are originally developed in...
Article
Full-text available
Sattler et al. (Global Implement Res Appl 2:12–21, 2022) raise several challenges to implementing the evidence-based intervention Attachment & Biobehavioral Catch-up (ABC) with Spanish-speaking, Latinx families. As the team working in the community dissemination of ABC, in this commentary response, we outline the ABC approach for reaching populatio...
Article
Full-text available
Given the impact of implementation fidelity on community-based outcomes, it is important to understand how fidelity may change over time as providers learn an intervention. Attachment and Biobehavioral Catch-up is an evidence-based early intervention that assesses fidelity during weekly supervision. Providers are first trained in the infant model,...
Article
Co-occurring adversities are common for young children with child protective services (CPS) involvement, with high rates of intimate partner violence (IPV) exposure in this population. Despite extensive research linking childhood IPV exposure to later psychopathology, fewer studies have examined the prospective associations between IPV exposure and...
Article
Full-text available
This study investigated middle childhood resting electroencephalography (EEG) and behavioral adjustment in 35 internationally adopted children removed from early caregiving adversity between 6 and 29 months of age. Older age of adoption was associated with more immature or atypical profiles of middle childhood cortical function, based on higher rel...
Article
Full-text available
Background: Prenatal opioid exposure predisposes infants to adverse development of regulatory systems and jeopardizes their long-term health outcomes. While sensitive caregiving promotes healthy development of emotional and physiological regulation and may remediate risks associated with prenatal opioid exposure, mothers with opioid use disorder o...
Chapter
https://librospremisa.com/es/inicio/1738-parentalidad-y-teor%C3%ADa-del-apego-volumen-ii-dificultades-de-la-parentalidad-formas-de-intervenci%C3%B3n.html
Poster
Full-text available
Experiencing sensitive caregiving is associated with the development of healthy autonomic nervous system regulation in children. In a randomized trial of the Attachment and Biobehavioral Catch-up (ABC) intervention with families involved with Child Protective Services (CPS), receiving ABC in infancy was associated with higher resting respiratory si...
Article
Full-text available
Las experiencias tempranas son clave como cimientos de las trayectorias de desarrollo. Sufrir adversidad temprana está relacionado con dificultades en regular el comportamiento, las emociones y la fisiología. Las intervenciones que promueven la sensibilidad parental pueden proteger a los niños de las consecuencias negativas de la adversidad tempran...
Article
Full-text available
A key goal for implementation science is the identification of evidence-based consultation protocols and the active ingredients within these protocols that drive clinician behavior change. The current study examined clinicians’ self-coding of fidelity as a potential active ingredient of consultation for the Attachment and Biobehavioral Catch-up (AB...
Article
Full-text available
Given that human infants are almost fully reliant on caregivers for survival, the presence of parents who provide sensitive, responsive care support infants and young children in developing the foundation for optimal biological functioning. Conversely, when parents are unavailable or insensitive, there are consequences for infants’ and children’s a...
Article
Full-text available
La théorie et les recherches sur l’attachement sont utilisées dans de nombreux cadres d’application, y compris dans les tribunaux compétents en matière familiale [1], mais les incompréhensions sont fréquentes et sources d’erreurs lorsqu’il s’agit de les mettre en pratique. L’objectif de cet article de consensus est donc d’accroître la compréhension...
Article
During the COVID-19 pandemic, home visiting services for families with young children pivoted to continue providing services virtually. One such service was Attachment and Biobehavioral Catch-up (ABC), a brief prevention/intervention program targeting increased parental sensitivity. Seventy families participated in a sensitivity assessment before a...
Article
Early exposure to intimate partner violence (IPV) places children at risk for ongoing emotional difficulties, including problems with self-regulation and high levels of internalizing symptoms. However, the impact of IPV exposure on children's error monitoring remains unknown. The present study utilized electroencephalography (EEG) to examine the im...
Article
Maintaining treatment fidelity when implementing evidence-based interventions is a significant challenge. The inability to deliver in-person services due to the COVID-19 pandemic critically challenged the foundation of implementation fidelity for home visiting programs across the globe. The Attachment and Biobehavioral Catch-Up (ABC) program is an...
Article
The COVID-19 pandemic has significantly disrupted research activities globally. Researchers need safe and creative procedures to resume data collection, particularly for projects evaluating infant mental health interventions. Remote research is uniquely challenging for psychophysiological data collection, which typically requires close contact betw...
Article
La teoría y la investigación sobre el apego se utilizan en muchos contextos aplicados, incluidos los juzgados de familia, pero hay malentendidos muy extendidos y que a veces dan lugar a aplicaciones erróneas. El objetivo de este documento de consenso es, por lo tanto, mejorar la comprensión, contrarrestar la desinformación y dirigir el uso de la te...
Article
The COVID-19 pandemic has posed significant challenges to delivery of preventive and mental health services, and providers have rapidly transitioned to telehealth service provision. Factors such as sudden isolation, financial strain, and physical and mental health stress presented unique challenges for providers and families and highlight the need...
Article
Attachment and Biobehavioral Catch-up (ABC), an evidence-based parenting program, monitors intervention fidelity and provides fidelity-focused supervision to providers, or “parent coaches,” across one year of training. Recently, ABC dissemination has grown internationally, providing the opportunity for the ABC developer team to consider how to supp...
Article
Full-text available
Infants born to mothers who are dependent on opioids often have difficulty regulating behavior and physiology at birth. Without sensitive maternal care, these infants are at risk for ongoing problems with self-regulation. Mothers who are dependent on opioids may experience challenges related to their substance use (e.g., unsupportive and/or risky e...
Article
A variety of childhood experiences can lead to anxious/depressed (A/D) symptoms. The aim of the present study was to explore the brain morphological (cortical thickness and surface area) correlates of A/D symptoms and the extent to which these phenotypes vary depending on the quality of the parenting context in which children develop. Structural ma...
Article
Attachment security has been linked to healthy socioemotional development, but less is known about how secure attachment in infancy relates to emotional functioning in middle childhood, particularly across multiple contexts. The present study examined associations between secure attachment in infancy and children's context-dependent emotion express...
Article
Background Prenatal opioid exposure has been linked to adverse birth outcomes and delays in infant development. Existing literature is limited by a simple group-differences approach as well as inadequate controls for sociodemographic factors and polysubstance exposure co-occurring with prenatal opioid use. Method The current study assessed cumulat...
Article
Children who have been adopted internationally often exhibit persistent behavior problems. The current study assessed the efficacy of the Attachment and Biobehavioral Catch-up intervention (ABC; Dozier & Bernard, 2019) for reducing behavior problems in 122 children adopted internationally. Behavior problems were measured via parent-report using the...
Chapter
The quality of the early caregiving context sets the stage for the developing child's long term developmental trajectory. Infants are born highly dependent on parents and other caregivers for critical input for developing brain and behavioral systems. When infants experience early adversity, they are at risk for difficulties regulating behavior, em...
Article
This study evaluated whether Attachment and Biobehavioral Catch-up (ABC), a parenting intervention, altered the attachment representations of parents (average age of 34.2 years) who had been referred to Child Protective Services (CPS) due to risk for child maltreatment when their children were infants. Approximately 7 years after completing the int...
Article
Full-text available
Attachment theory and research are drawn upon in many applied settings, including family courts, but misunderstandings are widespread and sometimes result in misapplications. The aim of this consensus statement is, therefore, to enhance understanding, counter misinformation, and steer family-court utilisation of attachment theory in a supportive, e...
Article
Therapists’ active learning increases treatment fidelity, but research is needed on supervisory strategies to engage therapists in active learning. This study used sequential analysis to examine consultant behaviors associated with increased and decreased probability of eliciting therapists’ active learning. The study included 162 consultation sess...
Article
Foster children are at risk for dysregulated hypothalamic pituitary adrenal (HPA) axis functioning, conferring risk for negative health outcomes. Responsive parenting may support young children's HPA axis regulation; however, few studies have examined the association between responsive parenting and cortisol production among children in foster care...
Article
Young children in institutional care experience conditions that are incompatible with their needs for attachment relationships. As a result, early institutionalization is expected to have lasting effects on the regulation of the hypothalamic–pituitary–adrenocortical (HPA) axis. The current study tested whether early institutionalization has persist...
Article
Full-text available
Children who have been adopted internationally commonly experience institutional care and other forms of adversity prior to adoption that can alter the functioning of the hypothalamic–pituitary–adrenal (HPA) axis. In particular, internationally adopted children tend to have blunted diurnal declines compared to children raised in their birth familie...
Article
Children at risk for neglect or abuse are vulnerable to delays in inhibitory control development. Prior findings suggest that early parenting interventions that target parental sensitivity and responsiveness during infancy can improve executive func- tion outcomes of high-risk children during preschool years; however, little is known about how pers...
Article
Objective: Early adversity is correlated with increased risk for negative outcomes, including psychopathology and atypical neurodevelopment. The authors aimed to test the causal impact of an early parenting intervention (the Attachment and Biobehavioral Catch-Up; ABC) on children's neural processing of parent cues and on psychosocial functioning i...
Article
Full-text available
Children adopted internationally experience adverse conditions prior to adoption, placing them at risk for problematic social–emotional development. The Attachment and Biobehavioral Catch-up (ABC) intervention was designed to help internationally adoptive parents behave in ways that promote young children's social–emotional competence. Participants...
Article
Importance: Parenting interventions have been found to normalize cortisol regulation among high-risk children early in development; it is important to investigate the sustainability of these effects and their mechanisms, given the maladaptive outcomes associated with cortisol dysregulation. Objective: To determine whether the Attachment and Biob...
Article
Children involved with Child Protective Services (CPS) often show worse emotion regulation than non-involved children, with downstream effects on adaptive functioning. The current study uses two randomized control trials, one conducted with foster caregivers and one conducted with birth parents, to investigate the longitudinal effects of caregiver...
Article
Background Previous studies have established links between poor sleep and negative developmental outcomes. However, it remains unclear whether young maltreated children demonstrate atypical sleep patterns and whether sleep duration is associated with emotional and behavioral problems. Objective Explore trajectories of sleep among Child Protective...
Article
Physiological regulation may interact with early experiences such as maltreatment to increase risk for behavior problems. In the current study, we investigate the role of parasympathetic nervous system regulation (respiratory sinus arrhythmia [RSA] at rest and in response to a frustration task) as a moderator of the association between early risk f...
Article
Children with histories of secure attachments during infancy are expected to develop healthier patterns of physiological activity at rest and in response to a stressor than children with insecure attachments. The present study examined longitudinal associations between infant attachment security and children’s respiratory sinus arrhythmia (RSA) at...
Article
Full-text available
The roots of psychopathology frequently take shape during infancy in the context of parent-infant interactions and adversity. Yet, neurobiological mechanisms linking these processes during infancy remain elusive. Here, using responses to attachment figures among infants who experienced adversity as a benchmark, we assessed rat pup cortical local fi...
Article
Full-text available
Maltreatment during development is associated with epigenetic changes to the genome. Enhancing caregiving may mitigate these effects. Attachment and Biobehavioral Catch-Up (ABC) is an intervention that has been shown to improve parent–child relationships and a variety of biological and behavioral outcomes among children that are involved in Child P...
Preprint
The roots of psychopathology frequently take shape during infancy in the context of parent-infant interactions and adversity. Yet, neurobiological mechanisms linking these processes during infancy remain elusive. Here, using responses to attachment figures among infants who experienced adversity as a benchmark, we assessed rat pup cortical Local Fi...
Article
Background: Interventions have been developed to promote the development of secure and organized attachments during early childhood among children who have experienced early adversity, yet little is known about whether the effects of these early interventions are sustained beyond 12 months postintervention. The current study examined whether recei...
Article
Full-text available
Young children who experience maltreatment are at increased risk for disruptive behavior problems. In high-risk environments, children’s difficulties regulating negative emotions and behavior may be an important precursor to later disruptive behavior problems. This longitudinal study examined associations between early home risk factors and traject...
Article
Full-text available
This randomized controlled trial investigated the efficacy of Attachment and Biobehavioral Catch-up (ABC; Dozier, Bick, & Bernard, 2011) in reducing disrupted parenting behavior (affective communication errors, role/boundary confusion, fearful/disoriented, intrusive/negativity, and withdrawal) and its association with disorganized attachment. Parti...
Article
Full-text available
Identification of effective consultation models could inform implementation efforts. This study examined the effects of a fidelity-focused consultation model among community-based clinicians implementing Attachment and Biobehavioral Catch-up. Fidelity data from 1217 sessions from 7 clinicians were examined in a multiple baseline design. In fidelity...
Article
Monitoring fidelity to evidence-based interventions is a critical component of successful dissemination. Attachment and Biobehavioral Catch-Up is a nationally and internationally disseminated evidence-based early intervention that uses observational methods (e.g., video review and content coding) to monitor fidelity as well as video conferencing to...
Article
Young children living in institutional settings often show a range of deficits in social, physical, and cognitive functioning. Whereas the diurnal production of cortisol has been examined among post-institutionalized children in a number of investigations, studies of children continuing to live in institutions are limited. In this study, we assesse...
Article
Full-text available
Early experiences of maltreatment have long-term negative effects on children's compliance. This randomized clinical trial examined whether a brief preventative intervention (Attachment and Biobehavioral Catch-up; ABC) was effective in enhancing compliance in children who had been referred to Child Protective Services. Participants included 101 par...
Article
The present study used a longitudinal randomized clinical trial to test whether an early intervention has causal effects on children's autonomic nervous system regulation. When children were infants, parents involved with Child Protective Services received Attachment and Biobehavioral Catch-up (ABC; N = 43), an intervention that promotes sensitive...
Article
Background Children who experience early adversity are at risk for obesity; secure attachment may be a protective factor as it has been linked to reduced obesity risk. Objective To evaluate whether (1) participation in a parenting intervention and (2) secure attachment were associated with body mass index (BMI) among young children with histories...
Article
Full-text available
Children adopted internationally are often dysregulated biologically and behaviorally due to prior experiences of institutional care or caregiving changes and thus are in need of enhanced parental care. The present study assessed whether parents randomized to receive Attachment and Biobehavioral Catch-up (ABC) demonstrated significant improvements...
Article
The current longitudinal study examined whether attachment states of mind and childhood maltreatment predict sensitive caregiving during infancy, early childhood, and middle childhood among a sample of 178 parents who were involved with Child Protective Services. Nearly all the parents had themselves experienced childhood maltreatment based on thei...
Article
In the current pilot study, we examined whether insecure or disorganized attachment was associated with elevated inflammation (i.e. C-reactive protein [CRP]) in children with histories of child protective services (CPS) involvement, and whether early childhood CRP predicted body mass index (BMI) in middle childhood. Participants included 45 CPS-ref...
Article
Children who experience maltreatment are more likely than nonmaltreated children to demonstrate deficits in early receptive language skills that negatively impact their later academic achievement, social competence, and behavioral adjustment. It remains unclear whether placement in foster care affects children's early receptive language skills. In...
Article
Background: Growing work points to the negative impact of early adverse experiences on the developing brain. An outstanding question concerns the extent to which early intervention can normalize trajectories of brain development in at-risk children. We tested this within the context of a randomized clinical trial of an early parenting program, the...
Article
Full-text available
Young children in foster care are at increased risk for problematic language development, making early intervention a critical tool in enhancing these children's foundational language abilities. This study examined the efficacy of an early preventative intervention, Attachment and Biobehavioral Catch-up for Toddlers (ABC-T), in improving the recept...
Article
Early adversity such as maltreatment is associated with increased risk for psychopathology and atypical neurological development in children. The present study examined associations between depressive symptoms and error‐related brain activity (the error‐related negativity, or ERN) among children involved with Child Protective Services (CPS) and amo...
Article
Full-text available
This study examined infant attachment as a predictor of social information processing (SIP) in middle childhood (n = 82) while controlling for parental sensitivity in middle childhood. Attachment quality was assessed using the Strange Situation. Although attachment insecurity did not predict SIP, attachment disorganization positively predicted the...
Article
Attachment and Biobehavioral Catch‐Up (ABC) is an intervention designed for vulnerable children and their parents. This intervention enhances parental sensitivity and nurturance with the goal of promoting secure, organized attachments and strong self‐regulatory capabilities among children. Here, we provide a brief rationale for the need for such in...
Article
Full-text available
Preventative interventions are needed across the lifespan, including for children who have experienced maltreatment. However, interventions’ effect sizes are typically smaller in real-world settings than in clinical trials. Identifying providers who are likely to implement interventions with fidelity could promote implementation outcomes through ta...
Article
Maltreating mothers often struggle to respond sensitively to their children’s distress. Examining psychophysiological processing of own child cues may offer insight into neurobiological mechanisms that promote sensitive parenting among high-risk mothers. The current study used event-related potential (ERP) methodology to examine associations betwee...
Article
The functioning of the hypothalamic pituitary adrenal (HPA) axis can be altered by adverse early experiences. Recent studies indicate that children who were adopted internationally after experiencing early institutional rearing and unstable caregiving exhibit blunted HPA reactivity to stressful situations. The present study examined whether caregiv...
Chapter
This chapter describes Attachment and Biobehavioral Catch-Up (ABC), a short-term (10-week) intervention that focuses on enhancing parents’ capacities for interacting with their young children (up to 24 months); randomized controlled trial (RCT) data support the program’s effectiveness several years post-intervention across social-emotional, biologi...
Article
Full-text available
Epigenetic regulation plays an important role in development, at the embryonic stages and later during the lifespan. Some epigenetic marks are highly conserved throughout the lifespan whereas others are closely associated with specific age periods and/or particular environmental factors. Little is known about the dynamics of epigenetic regulation d...
Article
Full-text available
Disorganized/Disoriented (D) attachment has seen widespread interest from policy makers, practitioners, and clinicians in recent years. However, some of this interest seems to have been based on some false assumptions that (1) attachment measures can be used as definitive assessments of the individual in forensic/child protection settings and that...