Kana Software Inc.

William T. Clifford joined Aperture in 2005 after serving as a member of Aperture's Board of Directors since 2003. He was Chairman of the Strategy Committee and a member of the HR/Compensation Committee of the Board during that time. Mr. Clifford previously served as a General Partner of The FieldsGroup, a venture capital and management services firm focused on early stage Information Technology software and services firms. In this capacity, Mr. Clifford advised on equity investments and provided operational guidance and consultation to executives of the portfolio companies of The FieldsGroup Venture Fund. Prior to The FieldsGroup, Mr. Clifford was President and CEO of Gartner Group, Inc., the world's leading authority on the information technology industry, user and vendor technology strategies and market research. During Mr. Clifford's tenure, Gartner exhibited phenomenal growth. Annual revenue increased from $175 million in fiscal 1993 to $780 million in fiscal 1999. Under his leadership, Gartner's product line expanded from a single research-based service to include eBusiness/eCommerce research, consulting, events, benchmarking and market data products and services. In addition, he was instrumental in globalizing Gartner's research impact and established research operations in Australia, Asia and South America. Before joining Gartner Group, Mr. Clifford was President of the Central and National Account divisions, and the Corporate Vice President, Information Systems Development at ADP. Prior to ADP, he was Executive Vice President and Chief Operating Officer (COO) at Applied Data Research (ADR), Inc., the world's first independent software company and a leading systems software and relational data base management organization. He also served as national practice director for Applied Technology Consulting at Arthur Young & Co. Mr. Clifford began his career at IBM Corp. in sales and marketing. Mr. Clifford previously served as the non-executive Vice-Chairman of the Board of Aperture. He also serves on the board of directors of Crucian Global Services, ViaNovus Technologies and as a member of the advisory board of Passport Software, Inc. He has been featured in CEO Magazine, Leaders Magazine and Forbes/Executive Edge; and has been a keynote speaker and panelist at numerous Technology Industry conferences. He also served on the Executive Advisory Board of the Stamford (Connecticut) Public School Academy of Information Technology (AIT) and the IT Advisory Board of the Norwalk (Connecticut) Community College (NCC). He has also served on the boards of ProBusiness Services, Inc. (NASDAQ:PRBZ), and Gartner Inc. (NYSE:IT).