The outcome of his research revealed that that 17 of them had been separated from their mother for more than six months, before the age of five.

From a later similar research on other 44 adolescents mentally disturbed but with no criminal tendency, emerged that only two had been deprived of the mother's care.

Basing on these observations Bowlby concluded that maternal deprivation contributes to delinquency.

His scientific publication entitled 44 Juvenile Thieves, gives an accurate explanation on how he reached his conclusion. He seems to have overlooked several other variables which could have well explained this criminal tendency, including the reasons of the separation in the first place.

Despite the relevance of his research it appears that, only 40 per cent of a small sample of just 44 subjects deprived of their mother's care sometime in the childhood, had manifested de

Relevant studies on different mothering roles come from Mary Ainsworth.

Bowlby's first official statement of attachment entitled The Nature of the Child's Tie to his Mother raised heavily criticism, particularly from notable exponents of the psychoanalytic society. Bowlby himself at the end of 1950s realised that his and others' statements (such as Goldfarb's, Katherine Wolf's, Rene Spitz's etc.) in terms of attachment, sometime tent to be exaggerate, even though he has always insisted on the importance of the mother-child bonding in early life for later development.

Some common words found in the essay are:
Ganda Tribe, Jarmila Koluchova, William Goldfarb, John Bowlby, World War, Juvenile Thieves, Joyce Robertson, Rene Spitz's, Glasgow Children, Alan Clarke's, mother's care, john bowlby, deprived mother's care, psychoanalytic society, relevant studies, deprived mother's, conducted research, mentally retarded, mentally disturbed, criminal tendency, inclined form,
Approximate Word count = 1379
Approximate Pages = 6 (250 words per page double spaced)