A dealer sounds the alarm

Prices have never been higher, but selectivity is vital

A sign that even this highly popular market for images of the screen icon has its limits–and danger

Frankfurt thefts still not recovered

Forgers reportedly work to order from Sotheby’s catalogues

Moore was once the friend and agent of the artist

Many Lewis Hine images have been printed after his death without authorisation, some on papers from as late as the seventies

The court was convinced by differences in the artists' technique

With a Calder, the judge overruled the expert; with a Schiele, the judge decided deceit was the clincher, and with a Braque, the judge upheld Christie’s right to fear liability

Van Gogh fakes controversy continues

Springfield: real or fake?

The show gives the Musée d’Orsay’s verdict on its own questioned Van Goghs and draws attention to problems with other articles from the Gachet Collection

Founder of unauthorised casts sentenced to ten years

“My grandfather copied his own works”

Bryn Lloyd Williams, a former dealer, duped Desmond Guinness of the Irish Georgian Society and cheated investors out of £1.8 million, while Expressionist fakes toured 12 US colleges

A defence of the Helion 'hoax'

“Sunflowers” back in bloom

Amidst arrests regarding contraband and fake art importing

The case is particularly difficult given the scarcity of drawings by the artist

Experts proved just before last year’s auction in New York that at least six paintings were recent forgeries

"There is room for uncertainty around the edges"

New revelations point fingers at the artist, but the question of whether they were forgeries or merely innocent copies remains

The Van Gogh fakes controversy continues

Scholars say that famous paintings are not by the artist. Provenances difficult to prove

On the one hand, official recognition, on the other, the problem of fakes