Applying the principles of ethology to Human infants Bowlby suggested that attachment is an innate process that serves an important evolutionary function
Bowlby put forward an important theory of attachment based on the work of ethologists
He saw humans as being just like other animals- we have an innate tendency to form attachments with a caregiver
Adopted the idea of a critical period from ethologists like Lorenz and applied this to his explanation of how human infants form their attachment