Dr Daly is a UK-trained Dermatologist who studied medicine and completed postgraduate research at Cambridge University. She has worked at many teaching hospitals including Addenbrooke's, King's College and Guy's and St. Thomas' and has recently published a Dermatology handbook for trainee doctors and GPs. During her specialist training she won the prestigious St. John's Society Registrar prize and was a co-investigator in clinical research trials at Guy's and St. Thomas' hospital.

As well as being a consultant dermatologist at The Harley Street Dermatology Clinic, Dr Marie-Louise Daly also holds a Consultant post at the NHS Lewisham and Greenwich Trust in South London where she is the head of teaching for undergraduate medical students and is jointly running the department's biologic clinic for treatment of severe psoriasis.

She currently consults on all aspects of skin disease in both adults and children, and will treat conditions such as acne, eczema, allergy and psoriasis.