Theatregoers to face phone ‘ban’ when Broadway’s Liberation comes to London

New York audiences were asked to put phones in sealed pouches, and producer says she hopes to do the same in UK

When a Pulitzer prize-winning play about a feminist activist opened in New York, audiences had to do something unusual.

They were asked to put their phones away – not in their pockets, but in specially designed pouches, which they could open only at the intermission or after the show.