Kissinger, one of the most photographed men of his time, with an instantly recognisable pair of spectacles, was a powerful graphic gift to artists including Philip Guston

Collectors show greater interest in photographers but larger galleries still favour mid-career and older artists

The family behind Pier 24 Photography, which will close in 2025, is sending much of its enormous collection to auction, though the Maryland-based Glenstone Museum has already snapped up 112 choice pieces

Publisher’s lawyer says the foundation has provided “no evidence” and that memoir is a “subjective genre”