Bermuda Hospitals Board today announced that chief of staff Donald Thomas III has resigned from his post.Dr Thomas was placed on administrative leave this summer. No reason for the move has been given.According to a BHB spokeswoman, Dr Thomas has returned to the United States. The terms of his departure will remain, “by agreement, confidential”, she added.He was hired as chief of staff in June 8, 2008.Victor Scott was named interim chief of staff in August.Said BHB chairman Wendall Brown: “Dr Victor Scott will remain as interim chief of staff to continue the smooth transition. All of us at BHB, from the board level through to clinical leaders, management and staff, remain committed to our planned organisation-wide clinical and corporate governance review. This review will identify our strengths and any organisational issues that need to be improved.”