Attachment is classified into four types: A, B, C, and D. Mary Ainsworth’s original schema differentiated only three types (A, B, and C), but later researchers identified a fourth category (type D).

Authors

• Person: Not available Organization: Lumen Learning
  Emotional Development and Attachment | Lifespan Development

Sources

• Emotional Development and Attachment | Lifespan Development courses.lumenlearning.com Lumen Learning via serper

Referenced by nodes (2)

• attachment concept
• Mary Ainsworth entity