Mallinckrodt announced Sigurdur Olafsson, President and Chief Executive Officer, resigned effective as of the Effective Date from their roles as directors of Mallinckrodt (and any committees of the Board thereof) (collectively, the ?Director Resignations?), including: Paul M. Bisaro, Daniel Celentano, Riad El-Dada, Neal P. Goldman, Karen Ling, Dr. Woodrow Myers, Susan Silbermann and James R. Sulat.