University of Amsterdam research into women who have joined the terrorist movement IS was partly carried out by a researcher who has herself praised the violent jihad on internet, according to the NRC.

The paper says Aysha Navest writes under a pseudonym on web forums praising jihadis and the university has now called in external experts to analyse the study.

Aysha Navest interviewed 22 female jihadists for the study, some of whom she already knew before they left. One of her published conclusions was that many of the women do not take part in the fighting but only lead a domestic life while living in IS territory.

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