Cold case team shines new light on betrayal of Anne Frank

So their investigation narrowed it down to 20 scenarios, and 30 suspects. However they like, the scenario accusing Arnold van de Bergh...that ought to survive court scrutiny...in a pie in the sky way.

This seems ethically questionable conduct and not the sort of thing academics should be involved with. Laying the blame at someone's door like that, a very long distance from the events.

-to save his own family from deportation and murder in Nazi concentration camps.

Be honest, dear reader. You would do that too, wouldn't you?

The Diary of Ann Frank is a good book to read. Also The Theory and Practice of Hell and The Butchers of Buchenwald.

So their investigation narrowed it down to 20 scenarios, and 30 suspects.

They narrowed it down FROM 20 scenarios and 30 suspects. That was the starting point, not the ending point.