Hans Ulrich Obrist, Soraya Rodriguez and John Elderfield on their first encounters with art

The co-director of the Serpentine Gallery remembers being moved by Giacometti, while the director of Zoo Art Fair, Soraya Rodriguez, was inspired by Michaelangelo's broken nose. The art historian and curator, John Elderfield, recalls watching his stepfather paint on the wet Yorkshire moors. (04:01) London and New York, 2012