Former goalkeeper who won four consecutive Belgian Goalkeeper of the Year Awards and one UEFA Goalkeeper of the Year Award.
He made his professional debut with Standard Liege in 1977.
He managed Standard Liege, K.A.A. Gent, FC Twente and Al-Shabab Riyadh after retiring from play in 1999.
He was born and raised in the province of Ougree, Belgium.
He was Axel Witsel's manager with Standard Liege from 2006 to 2008.