Emmanuel Effa is a nephrologist at the University Teaching Hospitals in Calabar and Uyo both in Southern Nigeria with interests in preventive nephrology and haemodialysis.

He is a pioneer participant at the Reviews for Africa programme held at the South African Cochrane Centre, Cape Town in 2005 and presently coordinates training in evidence-based medicine and research synthesis at the Nigerian branch of the South African Cochrane Centre in Calabar.