Former midfielder who made 119 appearances for Chelsea from 1996 to 2002 and was a member of the Italian national team from 1994 to 1998.
He began his professional career with the Swiss club Schaffhausen in 1988.
He was named the Premier League Manager of the Month in September 2010, while managing West Bromwich Albion.
He raised three children with his wife Zoe.
He played alongside Carlo Cudicini on Chelsea from 2000 to 2002.