<filename>peerscout/preprocessing/dataNormalisationUtils.py
def normalise_subject_area(subject_area):
    return (
        subject_area.lower().title().replace(' And ', ' and ')
        if subject_area is not None
        else subject_area
    )

<filename>peerscout/preprocessing/dataNormalisationUtils.py
def normalise_subject_area(subject_area):
    return (
        subject_area.lower().title().replace(' And ', ' and ')
        if subject_area is not None
        else subject_area
    )
