Answer:
Well to be truthfully honest The author Mr. VanDaan would be doing in the middle of the night in 2022 would be In his grave. Although that is what he would be doing now, if he was still alive he would be maybe hanging out with his family or just trying to support them back n the olden days.
Step-by-step explanation:
If you want to now more about him here it is:
Mr. VanDaan a resident of the Annex because he was super-kind to Mr. Frank when Otto immigrated to Holland. Mr. Van Daan helped him find a job, a house, and introduced him all around.