People: Shirai begins new chapter at Keio University; Sibley named as Irish director of credit institutions

Japan: Sayuri Shirai has taken up a new role as a guest professor at Keio University, effective April 1, after completing her term as a member of the Bank of Japan's policy board.

Shirai is a former International Monetary Fund economist, having worked at the fund between 1993 and 1998. She also holds a doctorate from Columbia University in New York.

Her post at Keio University marks a return to academia. Shirai previously taught at both Keio and Columbia. At the Bank of Japan, she was the only woman on the policy board, and was succeeded by Makoto Sakurai.

Ireland: Ed Sibley has been appointed director of credit institutions at the Central Bank of Ireland, the bank announced on April 5.

Sibley takes over from Sharon Donnery, who was appointed deputy governor in January. In his new role, Sibley will lead the department, which oversees the prudential supervision of credit institutions, and support the registrar of Credit Unions.

On the appointment, deputy governor Cyril Roux, said: "I am very pleased to announce Ed's appointment following an open campaign. Ed brings considerable experience and knowledge to this role."

Sibley will leave his post as head of the supervisory section of the banking supervision department. He has also held roles in the European Banks Supervision department in what was the UK's Financial Services Authority.

Bulgaria: The National Bank of Bulgaria has appointed Nikolay Rachev as director of banking security and protection of classified information.

Rachev has worked at the central bank since August 2010, most recently serving as head of security at the BNB Printing works.

He takes over from Neli Kordovska, who resigned in September last year, the bank announced in a brief statement.