Records obtained by Cause of Action Institute (“CoA Institute”) through the Freedom of Information Act (“FOIA”) reveal that Ambassador Robert Lighthizer, the United States Trade Representative (“USTR”), and Stephen Vaughn, General Counsel to the USTR and former Acting Trade Representative, used their personal email addresses to conduct official government business in 2017 and 2018. Considering the Administration’s aggressive trade policy that is increasing costs on American consumers and businesses, transparency is of paramount importance.