biological = nomothetic

cognitive = nomothetic

behaviourist = nomothetic

psychodynamic = bit of both but wants to be idiographic

biological = nature

cognitive = does not specify

behaviourist = nurture

psychodynamic = both

biological = reductionist

cognitive = reductionist

behaviourist = reductionist

psychodynamic = bit of both but wants to be holistic

biological = determinist

cognitive = determinist

behaviourist = determinist

psychodynamic = determinist

biological = scientific

cognitive = scientific

behaviourist = scientific

psychodynamic = non-scientific