sentences:  Madgwick's active duty service ended in March 1946 and he was transferred to reserve officer status on 19 April 1946.Upon his release from active duty, Madgwick spent the rest of 1946 as Executive Officer for the Commonwealth Inter-Departmental Committee on Education in Canberra.In this role, he helped plan and establish the Australian National University, acting as secretary on the new university's interim council.