A prominent human rights campaigner who was heckled during a lecture on blasphemy at Goldsmiths University has said universities should be "unsafe places" where ideas and beliefs are openly challenged.

Maryam Namazie's comments follow concerns that universities are becoming too 'sanitised' and they follow a rise of bans on campus of those not considered politically correct from atheists to banning sombreros and excluding newspaper reporters.

Ms Namazie, who was initially banned from speaking at Warwick University but ended up speaking on campus, was giving a talk on Monday following an invitation from the Atheist, Secularist and Humanist Society (ASH).

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