“[He] was something of a cult figure until recently, with his pioneering sculptures of the 1960s mainly known to European curators and historians, who have featured them in major biennials and surveys over the past decade. But a growing fan base has also come to recognize the artist, who … is [now] best known for his Cloud Canyons sculptures, which feature looping organic-looking forms that emit soap bubbles. Medalla labeled these works ‘auto-creative art’.” – ARTnews