Complex sentence: In 1990 the paper got its first woman editor-in-chief when Lise Bissonnette succeeded Lauzière and would continue on in her post until 1998, with the current editor-in-chief, Bernard Descôteaux, taking over the following year.
Split into simpler sentences: In 1990 the paper got its first woman editor-in-chief when Lise Bissonnette succeeded Lauzière. She would continue on in her post until 1998, with the current editor-in-chief, Bernard Descôteaux, taking over the following year.