In 1948 he joined a research team under Dr Francis Avery-Jones at the Central Middlesex Hospital, run under the auspices of the statistical research unit of the Medical Research Council.
Pada tahun 1948, ia bergabung dengan tim peneliti di bawah Dr. Francis Avery Jones di Rumah Sakit Middlesex Tengah, berada di bawah naungan unit penelitian statistik Dewan Penelitian Kedokteran.