Independent Chairman of the Board of TrusteesMr. Robert L. Butler is an Independent Chairman of the Board of Trustees of Clough Global Allocation Fund. Mr. Butler was President of Pioneer Funds Distributor, Inc. from 1989 to 1998. He was Senior VicePresident from 1985 to 1988 and Executive VicePresident and Director from 1988 to 1999 of the Pioneer Group, Inc. While at the Pioneer Group, Inc. until his retirement in 1999, Mr. Butler was a Director or Supervisory Board member of a number of subsidiary and affiliated companies, including Pioneer First Polish Investment Fund, JSC, Pioneer Czech Investment Company and Pioneer Global Equity Fund PLC. From 1975 to 1984, Mr. Butler was a VicePresident of the National Association of Securities Dealers . Mr. Butler has served as Trustee since each Funds inception and as Chairman of the Board for each Fund since 2006. Mr. Butler has also served as a member of the Audit Committee and Nominating Committee during his tenure as a Trustee for each Fund.