[1][2] Like other British psychoanalysts, she was a client of Sandor Ferenczi and was analysed by him for a period of two years.
Ernest Jones, the president of the society, disliked Franklin but he was urged by Ferenczi to be collegial.
[2] Franklin's main interest was the relationship between a patient's environment and mental illness.
She theorised that focusing on the well-functioning parts of a patient’s personality could help them to behave better in a social environment.
In 1966, she founded the Planned Environmental Therapy Trust (PETT) to promote research, discussion and training about the PET approach.