His father was the captain of a coaster adapted for use as a folk high school ship where aspiring sailors received training in navigation as well as other subjects.
[1] Hagedorn and August Krogh (1874–1949) obtained the rights for insulin from Frederick Banting and Charles Best of Toronto.
In 1923 they formed Nordisk Insulinlaboratorium, and in 1926 with August Krogh he obtained a Danish royal charter as a non-profit foundation.
He was aware that contaminating proteins slowed the absorption of insulin into the bloodstream, but these caused irritation and side effects.
[3] Hagedorn's work significantly advanced the quality of insulin production and diabetes care, making this award a tribute to his legacy in the field.