Harriet Harman and Gus O'Donnell reveal how they prepared for that all-important election result and its aftermath.
Five former permanent secretaries reveal how they readied themselves and their departments for a potential change in their political bosses.
Jonathan Powell, Harriet Harman, Gus O’Donnell and Oliver Letwin reveal how they got ready for the possibility of a change of government.
Rishi Sunak must authorise access talks to start before the end of January.
Access talks can be a vital part of preparation for government.
What the last two changes of government tell us about effective transitions.