Effective April 18, 2013, Myrexis, Inc.'s Board of Directors appointed directors to Board committees and designated the chairman of each committee as Michael C. Pearce and Steven D. Scheiwe (Chair) to Audit Committee; Michael C. Pearce (Chair) and Steven D. Scheiwe to Compensation Committee; and Michael C. Pearce (Chair) and Steven D. Scheiwe to Nominating and Corporate Governance Committee.