Known for his works on Romanian scholar Mircea Eliade, Rennie was awarded the Mircea Eliade Centennial Jubilee Medal for contributions to the History of Religions by then-President Traian Băsescu in 2006.
Rennie is recognized for his scholarly work on Mircea Eliade, a Romanian scholar, and was awarded the Mircea Eliade Centennial Jubilee Medal by President Traian Băsescu in 2006 for his contributions to the field of Religious Studies.