2018 

Professor Mohammed Rustom (Carleton University) 

2013 

Dr Lloyd Ridgeon (Glasgow University) 

2010 

Dr Dina Le Gall (City University of New York) 
Sufism in History: Mysticism, Piety, and Saintly Power in the Lives of Muslim Societies  

2007

Professor Rahile Dawut (Xinjiang University, China) 

2004 

Professor Ahmet Karamustafa (Washington University in St Louis) 
Sufism: The Formative Period (Edinburgh University Press, 2007)