Various aspects of developmental attachment are explored in this power point presentation. Attachment is defined and differentiated from bonding. The variations of attachment are described as they relate to the work of Mary Ainsworth (1978) and Katharine Leslie (2004). Trauma is also explored as one of the major contributors to attachment disorders. The trauma information is also linked with how the brain develops and ultimately is affected by trauma. Lastly, the symptoms of reactive attachment disorder are discussed and explored as they relate to other diagnoses such as depression and oppositional defiant disorder