Steffen Pietzke, currently our Vice President, Finance, and Chief Accounting Officer, joined the company in June, 2015. Prior to PDL, Mr. Pietzke was a Senior Manager with Ernst & Young LLP (EY) since 2013. He provided audit and related financial services to both public and private companies in the U.S., Europe and China. Prior to joining EY, Mr. Pietzke was with PricewaterhouseCoopers LLP for more than 12 years, most recently as a senior manager. He is highly regarded at these public accounting firms for his technical expertise and was focused on specific complex areas such as revenue recognition, financial instruments, derivatives, stock-based compensation and public offerings. Mr. Pietzke is a licensed Certified Public Accountant, a member of the American Institute of Certified Public Accountants and holds a Bachelor of Business Science degree in Accounting with honors from the University of Sciences in Offenburg, Germany.