The Beverly Hills Housewife by James Cahill review – a trip inside Hockney’s world

Muse Betty Freeman sits at the centre of this sun-drenched book about art, eccentricity, and the spirit of Los Angeles David Hockney was 29 years old when he came to Betty Freeman’s house to photograph her swimming pool. Scouting locations for the pool paintings that would make him a household name, he took preparatory snaps of his partner, Peter Schlesinger, emerging naked from the water. And yet…