Office Properties Income Trust announced that Barbara D. Gilmore resigned as an Independent Trustee in Class III of Board with a term expiring at 2021 annual meeting of shareholders, and Board, pursuant to a recommendation of the Nominating and Governance Committee of Board, accepted her resignation and thereafter elected Ms. Gilmore as an Independent Trustee in Class I of Board with a term expiring at 2019 annual meeting of shareholders to fill the vacancy created by her resignation. Ms. Gilmore was also elected as a member of the Audit Committee, the Compensation Committee and the Nominating and Governance Committee of Board.