Winifred W. Logan

[2] Earlier in her nursing career (around 1950), Logan had come across foreign patients experiencing some 'culture shock' in a Canadian tuberculosis and thoracic health care facility.

Logan also became an executive director of the International Council of Nurses in 1960,[3] a consultant for the World Health Organisation (WHO)[2] in Malaysia, Europe, and Iraq.

[4] Between 1976 and 1980, Nancy Roper invited Logan and Alison J. Tierney (also an Edinburgh alumna and staff member) to collaborate on a model of nursing.

'[8] The impact of the method was also recognised as potential pioneering theory, 'since its inception to influence high quality nursing care provision.

[2] Nursing researcher writers often refer the model into different clinical settings (in 2004) in a neonatal care unit[9] or (in 2006) a case study on pain control.