[4] In July 1992 her brother, Judge Paolo Borsellino, was killed by the Mafia in a bomb explosion.

[4] In 1998 she became president of Associazione Piera Cutino, a non-profit foundation that promotes medical research into thalassaemia.

[7] In 2005, some minor parties of The Union, mainly from the radical left wing, endorsed her as their candidate in the primary election for the president of the Sicilian region.

[7] She was also backed by the Democrats of the Left, being eventually supported by all the coalition parties, except the Daisy (Margherita) who presented another candidate.

[6][8] Borsellino continued to serve as an MEP and was on a special parliamentary commission on organised crime, corruption and money laundering.