What is Circle of Security Parenting (COSP)? A Parent’s Guide to Secure Attachment and Understanding Children’s Behaviour

Introduction

Every parent has experienced those moments when their child’s behaviour leaves them wondering what to do next.

Your toddler refuses to put their shoes on. Your preschooler clings to you at daycare drop-off. Your child has a meltdown in the supermarket, and despite your best efforts, nothing seems to help.

Children don’t come with an instruction manual, and it can be difficult to know what they truly need in these moments. Circle of Security Parenting (COSP) offers parents something different. Rather than teaching strategies to control behaviour, this evidence-based parenting program helps parents understand what their child’s behaviour is communicating through the lens of attachment theory.

Grounded in decades of developmental psychology research, Circle of Security Parenting helps parents build secure attachment, strengthen their relationship with their child and respond with greater confidence, curiosity and compassion.

Whether you’re parenting a baby, toddler, preschooler or older child, this framework provides practical insights that can transform everyday family life.

 

Circle of Security Parenting at a Glance

Circle of Security Parenting (COSP) is:

✔ An evidence-based parenting program

✔ Based on attachment theory and developmental psychology

✔ Designed to strengthen the parent-child relationship

✔ Focused on understanding behaviour rather than controlling it

✔ Suitable for babies, toddlers, preschoolers and older children

✔ A practical framework that helps parents build secure attachment through everyday interactions

 

In This Article

  • What is Circle of Security Parenting?
  • How does Circle of Security Parenting help parents?
  • How is COSP different from other parenting programs?
  • Understanding the Circle of Security®
  • The Top of the Circle
  • The Bottom of the Circle
  • The Hands on the Circle
  • Key concepts including Being With, Shark Music and Rupture & Repair
  • Who is Circle of Security Parenting for?
  • Benefits of Circle of Security Parenting
  • Frequently Asked Questions

What is Circle of Security Parenting (COSP)?

We’ve all experienced that moment. Your child is screaming in the supermarket. Refusing to put their shoes on. Clinging to you at daycare drop-off. It’s hard to know what they need from you in that moment, when all you can think is, “How do I make it stop?”

Children don’t come with an instruction manual, and without one it can be hard to know how to respond, particularly when challenging behaviours arise. Every child is different, and there is no single “right” way to parent.

The good news is that your child is an expert on the Circle of Security®, which is like an instruction manual written by your child.

Rather than teaching parents how to manage behaviour, Circle of Security Parenting™ (COSP) offers parents a new way of understanding it.

At its heart, COSP is a relationship-based framework grounded in developmental psychology and attachment theory. There are no scripts to memorise, techniques to learn or parenting “hacks” to apply. Instead, parents are invited to look beneath behaviour and ask the question:

“What is my child’s behaviour trying to tell me?”

This shift in perspective is one of the most powerful aspects of the program.

Instead of seeing behaviour as something to fix, COSP helps parents recognise that behaviour is communication. Whether a child is clinging, refusing, withdrawing, melting down or seeking independence, their behaviour is often expressing an underlying attachment need—a need to feel safe, understood, comforted or supported within their relationship with a trusted caregiver.

Attachment is the emotional bond children develop with the people who care for them. When parents are consistently able to recognise and respond to these attachment needs, children develop a secure attachment.

Decades of research have shown that secure attachment provides the foundation for healthy emotional and relational development, giving children the confidence to explore their world, regulate their emotions, build positive relationships and respond more effectively to life’s inevitable challenges.

What is the Circle of Security Parenting Program?

The Circle of Security Parenting Program (COSP) is an evidence-based parenting program designed to strengthen the relationship between children and their caregivers by promoting secure attachment.

COSP is essentially a tool that helps parents better understand the attachment needs driving their child’s behaviour.

The program includes eight chapters of learning, delivered by a trained Circle of Security Parenting facilitator, either individually or in a small group, typically across eight to ten weekly sessions.

Each session combines video observations, guided discussions and reflection activities that help parents connect the concepts to their own family relationships.

One of the greatest strengths of COSP is its simplicity.

It translates decades of attachment theory and developmental research into an accessible visual roadmap—the Circle of Security®—that helps parents recognise, interpret and respond to their child’s attachment needs in everyday moments.

Rather than striving to become a “perfect” parent, participants learn that secure attachment develops through thousands of ordinary interactions: moments of delight, comfort, curiosity, repair and connection.

The goal is not perfection, but building a relationship in which children feel consistently secure enough to explore the world and safe enough to return when they need support.

How is Circle of Security Parenting Different from Other Parenting Programs?

Many parenting programs focus primarily on children’s behaviour and how to change it. They teach strategies designed to reinforce desired behaviour and reduce or eliminate unwanted behaviours.

Circle of Security Parenting takes a different approach.

Rather than asking:

“How do I stop this behaviour?”

COSP encourages parents to ask:

“What is my child trying to communicate?”

Children express their needs through behaviour long before they can use words.

A newborn crying, a toddler refusing to leave the playground, a preschooler who clings to you at bedtime, or a child who lashes out when overwhelmed are all communicating something important. Their behaviour may be expressing a need for comfort, autonomy, connection or reassurance.

Instead of focusing on the behaviour itself, COSP invites parents to become curious about their child’s emotional experience and consider what their child may need from them in that moment.

This program recognises that children learn emotional regulation through repeated experiences of being soothed, supported and protected by a trusted caregiver.

This process of co-regulation gradually becomes the foundation for self-regulation as children mature.

Importantly, COSP is not about responding perfectly every time.

Children benefit most from caregivers who are emotionally attuned, responsive and willing to repair moments of disconnection when they occur.

Secure attachment is built through thousands of everyday moments of connection and repair—not through perfect parenting.

Understanding the Circle of Security®

The Circle of Security® is a simple yet powerful model that acts as a visual roadmap, helping parents recognise, understand and respond to their child’s attachment needs.

The Circle captures one of the most important patterns in child development.

Think about taking your young child to the park. They run ahead to play, discover something exciting, then glance back to make sure you’re still there. Moments later they trip over, become frightened and immediately run back to you for comfort before confidently heading off to play again.

This is the Circle in action.

From infancy right through childhood, children naturally move out to explore their world and back again for reassurance. They repeat this pattern with their caregiver thousands of times each day as they learn about themselves, their relationships and the world around them.

Every journey around the Circle provides another opportunity for parents to meet their child’s attachment needs and strengthen their sense of security.

 

The Top of the Circle: Supporting Exploration

The top of the Circle represents a child’s natural need to explore.

Here, children are learning, experimenting, taking risks, solving problems, expressing curiosity and developing independence.

During these moments, parents provide a secure base by:

  • Watching over their child
  • Delighting in who they are
  • Supporting their exploration
  • Helping when needed
  • Sharing in their enjoyment

When children feel confident that someone is there to support them, they become more willing to explore the world around them.

This confidence is one of the foundations of secure attachment and healthy emotional development.

 

The Bottom of the Circle: Providing Safety and Comfort

The bottom of the Circle represents a child returning from their exploration.

Whether they are tired, hurt, frightened, overwhelmed or simply seeking reassurance, children naturally come back to the safety of their caregiver.

Here, parents become a safe haven, welcoming their child with:

  • Comfort
  • Protection
  • Delight
  • Emotional support
  • Help organising their feelings

Parents continue supporting their child until they feel emotionally safe enough to head back out and explore once again.

Together, the top and bottom of the Circle reflect the ongoing rhythm of childhood—moving out to explore and returning for comfort.

 

The Hands on the Circle: The Parent’s Role

The Hands represent the role of the parent or caregiver in supporting both exploration and connection.

At the centre of the Hands is perhaps the most recognisable message of Circle of Security Parenting:

Always be: Bigger, Stronger, Wiser and Kind.

Whenever possible: Follow your child’s need.

Whenever necessary: Take charge.

These simple words offer a compassionate guide for responding to children’s needs with both warmth and leadership, balancing protection with encouragement as children grow.

Rather than being either permissive or controlling, parents are encouraged to provide both safety and guidance while remaining emotionally available.

Key Circle of Security Parenting Concepts That Can Transform Your Parenting

While the Circle itself provides a roadmap for understanding children’s attachment needs, many parents find that the concepts introduced throughout the program continue shaping their parenting long after the course has finished.

These ideas often become the practical tools parents return to during everyday family life.

 

Being With: Supporting Your Child’s Emotions

One of the most powerful ideas in Circle of Security Parenting is Being With.

Being With means offering your child your emotional presence rather than trying to fix, minimise or distract them from their feelings.

Whether your child feels excited, disappointed, frightened or frustrated, your willingness to stay with their emotions communicates an important message:

“You are not alone with this.”

When children experience their emotions alongside a calm, responsive adult, they gradually learn that feelings—even difficult ones—are safe.

Over time, these repeated experiences help build emotional resilience, secure attachment and a greater sense of relational safety.

Instead of rushing to solve every problem, Being With reminds parents that their presence is often the most powerful support they can offer.

 

Shark Music: Understanding Your Own Emotional Triggers

Another memorable concept is Shark Music.

Shark Music describes the emotional reactions that arise in parents when their child’s behaviour unexpectedly triggers something from their own history.

For one parent, a crying child may evoke anxiety.

For another, a child’s anger may create fear or discomfort.

These reactions are not signs of failure.

Instead, they become valuable opportunities for self-reflection.

By becoming aware of these learned emotional responses, parents are encouraged to pause, respond thoughtfully and remain connected to their child—even when parenting feels particularly challenging.

For many parents, this is where Circle of Security Parenting becomes just as much about understanding themselves as it is about understanding their child.

 

Bigger, Stronger, Wiser and Kind

Perhaps the most recognisable phrase from Circle of Security Parenting is:

Bigger. Stronger. Wiser. Kind.

These words describe the balance children need from their caregivers.

Children need someone who provides:

  • Safety
  • Guidance
  • Leadership
  • Warmth
  • Compassion
  • Empathy

Kindness without leadership can leave children feeling uncertain.

Leadership without kindness can feel frightening.

The wisdom lies in balancing both so children feel safe, supported and deeply loved.

 

Rupture and Repair: Why You Don’t Have to Be a Perfect Parent

Perhaps one of the most reassuring messages parents take away from Circle of Security Parenting is this:

You do not need to get it right all of the time.

Moments of misunderstanding, frustration and disconnection are a completely normal part of every parent-child relationship.

What matters most is not avoiding these moments—but recognising them and repairing them.

Repair may involve:

  • Acknowledging the rupture
  • Saying sorry
  • Returning with curiosity
  • Reconnecting with warmth and compassion

These everyday moments teach children something profoundly important:

Relationships can survive mistakes.

Connection can always be rebuilt.

Rather than striving for perfection, Circle of Security Parenting encourages parents to embrace the idea of becoming a good-enough parent—someone willing to learn, reflect, reconnect and keep showing up.

That willingness to repair is one of the strongest foundations of secure attachment.

 

Who is Circle of Security Parenting (COSP) For?

Circle of Security Parenting is for any parent or caregiver who wants to better understand their child and strengthen their relationship.

Whether you’re navigating the early days of parenthood, supporting a curious toddler, responding to the emotional ups and downs of the preschool years, or facing new challenges with an older child, the Circle provides a framework that can be applied across every stage of development.

The program is particularly valuable for parents who feel overwhelmed, uncertain or caught in recurring patterns with their child. It offers an opportunity to pause, reflect and make sense of both your child’s behaviour and your own responses to it.

Perhaps most importantly, COSP is not reserved for families experiencing significant difficulties.

Many parents participate simply because they want to parent with greater confidence, intention and connection.

The program meets parents where they are, offering a compassionate framework that supports their growth alongside their child.

 

Benefits of Circle of Security Parenting for Families

Parents who complete Circle of Security Parenting often describe a shift in the way they see both their child and themselves.

Many begin to feel more confident trusting their observations and responding with curiosity rather than urgency.

Parents often report:

  • Greater self-compassion
  • Increased emotional awareness
  • Stronger attunement to their child’s needs
  • Greater confidence in parenting
  • A deeper sense of connection within the parent-child relationship

Although every family’s experience is unique, research consistently links secure attachment with positive developmental outcomes across the lifespan.

Children with secure attachments are more likely to develop:

  • Emotional resilience
  • Healthy self-esteem
  • Positive relationships
  • Emotional regulation
  • Confidence exploring their world

For many parents, however, the greatest benefit is not that their child’s behaviour changes, but that they begin to understand their child’s behaviour through a different lens.

Everyday parenting moments that once felt confusing or frustrating start to make more sense, creating opportunities for greater connection and repair.

 

When Might a Parent Consider Circle of Security Parenting?

Many families choose Circle of Security Parenting simply because they want to strengthen their relationship with their child.

Others may find the program particularly helpful if they are:

  • Feeling overwhelmed by their child’s behaviour
  • Unsure how to respond to big emotions or frequent meltdowns
  • Wanting to build a stronger emotional connection with their child
  • Navigating separation anxiety, bedtime struggles or challenging transitions
  • Looking for an evidence-based parenting approach grounded in attachment theory
  • Hoping to parent with greater confidence, calm and connection

You don’t need to be experiencing major difficulties to benefit from Circle of Security Parenting. Many parents participate proactively because they want to better understand their child and themselves.

 

Key Takeaways: Why Circle of Security Parenting Matters

  • Children’s behaviour is communication.
  • Looking beneath behaviour helps parents recognise their child’s attachment needs.
  • Secure attachment develops through thousands of everyday moments of connection—not perfect parenting.
  • Children learn emotional regulation through co-regulation with a safe, responsive caregiver.
  • Repairing moments of disconnection is just as important as nurturing moments of connection.
  • Understanding your own emotional responses can strengthen your relationship with your child.

 

Final Reflection

Parenting has never been about getting everything right.

It is built in the ordinary moments that often go unnoticed: watching your child proudly show you a drawing, sitting quietly beside them while they cry, cheering when they make a new discovery, comforting them after a disappointment, or reconnecting after you’ve both had a difficult day.

These everyday interactions shape the relationships children carry with them throughout life.

Circle of Security Parenting reminds us that children do not need perfect parents.

They need caregivers who are willing to be present, curious and responsive, parents who are prepared to repair when relationships become strained and to keep showing up, one moment at a time.

Ultimately, the Circle is more than a parenting framework.

It is a compassionate way of understanding children, relationships and ourselves.

By helping parents recognise and respond to their child’s attachment needs, Circle of Security Parenting lays the foundation for secure relationships that support emotional and relational wellbeing across the lifespan.

Rachael Iudica is a trained Circle of Security Parenting facilitator, developmental psychologist, mother of two and the founder of The Mama Well a practice dedicated to maternal mental health and wellbeing. Rachael is deeply passionate about supporting women and their families through the ups and downs of their mothering journey.

Learn more about Rachael and The Mama Well Here + Here 

 

Looking for Circle of Security Parenting Support?

If you’re interested in learning more about Circle of Security Parenting or would like to work with a trained facilitator, explore The Mama Well or browse the Not Another Onesie Directory to find trusted parenting and family support professionals across Australia.

Whether you’re preparing for parenthood or navigating the challenges of raising young children, finding the right support can make all the difference.

Frequently Asked Questions About Circle of Security Parenting

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