an Edgeline Films production ; directed by Elyse Steinberg, Josh Kriegman, Eli Despres ; produced by Elyse Steinberg, Maya Seidler, Josh Kriegman, Eli Despres
written and directed by Andreas Ewels, Norbert Porta ; production ZDF, Alexandre Kegler, Sigrid Beck ; produced by Norbert Porta Sciencedocu on behalf of ZDF
the Washington Post ; Glenn Kessler, editor and chief wrtier of The Washington Post Fact Checker ; Salvador Rizzo, Meg Kelly, reporters for The Fact Checker