Put simply, attachment theory explores the lasting psychological and emotional bonds between individuals. Developed by British psychologist John Bowlby and then expanded by scientist Mary ...

After studying children brought up in orphanages and other institutions in the 1930s and 1940s, the British psychologist John Bowlby developed his maternal deprivation hypothesis. He suggested tha ...

Attachment theory stems from psychologist John Bowlby's studies of maternal deprivation and animal behavior research in the early 1950s. Attachment theory says an infant instinctively seeks ...