Rajiv Joseph’s new play about the impoverished young killers whose actions sparked the First World War is starved of meaning

Sandra Oh is a fiery presence as the hateful hypocrite of Martin Crimp’s gender-swap Molière

Under Tom Littler’s inventive direction, the 180-seat Richmond theatre continues to punch above its weight with a revival of Peter Shaffer’s 1965 play

Novelist Ronald Firbank still has the power to move people, 100 years after his death

Booker winner Samantha Harvey’s wry reworking of Barbara Pym’s novel about lonely colleagues transports us straight to the land of disappointment

Writer-director Alexander Zeldin’s stark drama about a home for the elderly is a hard evening, but one cut through with humour and warmth

Following James Graham’s Punch, this precision staging of Fran Kranz’s school-shooter drama captures the pain and power of restorative justice

In my 29 years as a theatre critic, I have never known a time when making and critiquing art have been so under assault. Which is why awards like the Observer/Anthony Burgess prize are indispensable

At the theatre named after her, the late comic’s songs are the inspiration for a bittersweet musical

Despite a radical recasting of the 1962 novel about patients at a psychiatric hospital, the production hovers rather than lands

Anya Reiss relocates Romola Garai’s Nora to a modern London, where her controlling husband grapples with drug addiction

A superbly nasty Lesley Manville and sultry Aidan Turner star in a dynamic staging of Laclos’ 18th-century tale of courtesans behaving badly

From a love of performance, our critic ‘slipped sideways’ into a natural calling to examine the world on stage

The director brings a fresh sense of urgency and instability to this production starring a palpably neurotic Sadie Sink

Gorky’s strange drama about unhappy Russians at a seasonal retreat is given fizzing new energy by writers Nina and Moses Raine

The dramatist’s late play about persecution only fully comes into focus at the end

Carrie Cracknell brings clarity to this complex drama, but it remains earthbound

Rupert Goold’s restaging of his musical version of the Bret Easton Ellis novel is skinny, glossy and gore-free

The Swansea hero brings a touch of magic to the first production by his new stage venture

Thea Sharrock’s tame staging lacks the suspense and urgency of the movie