Charles Czeisler, professor of sleep medicine at Harvard Medical School and a specialist at the Brigham and Women's Hospital, designed the course, which he believes is the first of its kind in the US.
Ce cours, conçu par Charles Czeisler, professeur de médecine du sommeil à la Harvard Medical School et spécialiste au Brigham and Women’s Hospital, est selon lui le premier du genre aux États-Unis.