The document discusses the history of ethics codes for journalists and other professions. It outlines some of the first journalism ethics codes established in the early 20th century by groups like the American Society of Newspaper Editors and Sigma Delta Chi. It also discusses debates around whether journalism should be considered a true profession given its implications for freedom of the press. Key figures like Walter Lippmann and codes like the "Canons of Journalism" played influential roles in establishing standards for truth, accuracy, impartiality and other principles in journalism.