Mark Stencel and Eric MacDicken are the authors of this piece. Mark Stencel is co-director of the Duke Reporters' Lab and a former managing editor for digital news at NPR. Eric MacDicken is an author, designer and creative consultant whose work has been used by the National Press Club, the Reporters Committee for Freedom of the Press and Sunshine Week. This analysis was derived from reporting for their forthcoming guidebook to news media practices and includes reporting based on video provided by the Internet Archive's TV News Archive.