Really, if it were me, I would tell them change is the only constant and get on with the talk. You can’t be an effective administrator without anticipating change. Do talk about the things you can touch. Give them your quick take on interdisciplinary programs in modern times, M&O planning, governance, accountability, advancement, accessibility, units relationship to the community/university…
(snip)
This, of course means you will have to think on your feet and know their program & players inside and out.
Oh, be honest, relaxed, stay positive, and get out from behind the podium.
Chime. Department heads have to be highly flexible, and often be VERY quick.....