Damon Wise Taking to the stage of the eerily quiet Tuschinski cinema in Amsterdam—just after the sad news of the death of Italian documentary filmmaker Valentina Pedicini, at the age of 42, had been made public—Gianfranco Rosi, Guest of Honor at documentary festival IDFA, put on a brave face as he settled down for his masterclass with the festival’s artistic director Orwa Nyrabia.Rosi’s latest film “Notturno,” a mosaic of war stories from the Middle East, was lucky to premiere to a live and