Daniel A. Rosen is a partner in the North America Tax Practice Group in New York. He is a seasoned tax lawyer with over 16 years of experience with the Internal Revenue Service. Mr. Rosen was a key participant in the drafting of published guidance and administrative directives involving judicial doctrines for the IRS Large Business and International Division (LB&I). He served as IRS counsel in many cases that resulted in published opinions and is a frequent speaker for George Washington University School of Law, the Practising Law Institute, Tax Executives Institute and the ABA. Additionally, Mr. Rosen served during law school as business editor of the Hofstra Law Review. He is an adjunct professor of law at New York Law School.