As dusk settles over Mbacke Kadior, a village in central Senegal, the rhythmic chants of the Muslim worshippers dressed in patchwork garments fill the air. Gathered in a tight circle outside a mosque, ...

They are also instrumental in maintaining the Grande Mosque in Senegal's holy city of Touba, the epicentre of Mouridism - and are in charge of its upkeep. In Touba they serve as unofficial ...