By 1957, the South African government was beginning to prosecute and imprison political dissenters and Stein, like many others, took the decision to emigrate.
Nonetheless, he maintained contact with ANC exiles and helped rejuvenate the party's finances prior to its assumption of power in 1994.
This company, Stonehart Publications, introduced many innovative newsletters and marketing concepts to the somewhat staid British publishing environment.
It opened at the Riverside Studios in September 2005, directed by Paul Robinson, with Sello Maake Ka-Ncube as Can Themba.
[5] In 2006 a play co-written with his late colleague, Robert Troop, entitled This is your Captain Speaking, was produced at the Pentameters Theatre in Hampstead.