Memorandum of Law in Support of Motion for Leave of Amicus Curiae Scholar Seth Barrett Tillman and Proposed Amicus Curiae Judicial Education Project to be Heard at Oral Arguments, Citizens for Responsibility and Ethics in Washington v. Donald J. Trump, in his official capacity as President of the United States of America, Civ. A. No. 1:17-cv-00458-GBD (S.D.N.Y. Sept. 19, 2017) (Daniels, J.) (filed by Josh Blackman et al.), ECF No. 87, 2017 WL 4685887, 2017 U.S. Dist. Ct. Briefs LEXIS 409.