Julie Mastrine is a writer and the Director of Marketing and Media Bias Ratings at AllSides. She has a Lean Right bias.

Julie has written extensively on media bias, including the AllSides resource guide to Types of Media Bias. She helped to develop and currently oversees AllSides Media Bias Audits and AllSides' media bias research to strengthen its media bias ratings. Julie's media bias writing includes, Media Bias 101: How to Tell The Difference Between News, Analysis, and Opinion, Beyond Left v. Right: 14 Types of Ideological Bias, Why It's Important to Notice When Journalists Use Adjectives, and Slanted: How Partisan Media Use Data to Draw Wildly Different Conclusions.

Julie also writes for Evie Magazine, a woman's publication. For Evie, she has written numerous pieces such as Sexual Liberation May Be Making Men Less Masculine, How Dismantling Patriarchy Opens the Door to Big Government, Feminism's Biggest Lie Is That Women Don't Have Power, and The Real Price of "Low-Cost Sex".  Appearing on The Suzanne Venker show, Julie described how she believes in upholding traditional virtues in relationships; she warned against hookup culture and sexual liberation.

Julie's work has been featured in USA Today (As America Falls Apart, We Need to Break Out of Our Social Media Bubbles), The Epoch Times (Why Americans Should Learn to Spot Media Bias), and The Federalist (‘Radicalized’ YouTuber Article Shows A New York Times Threatened By Conservative Competition). For AllSides, she has also written numerous blogs and resources, such as AllStances: Perspectives on Critical Race Theory, AllStances: Perspectives on Cancel Culture, media bias alerts, and more.

Julie's career history includes being a spokeswoman and PR advisor for political advocacy campaigns. In this role, she crafted campaign messaging and worked directly with reporters to promote advocacy campaigns in the press. This experience led her to become concerned about the ways political bias permeates journalism, and fueled her desire to analyze and educate about media bias. She studied Journalism and Public Relations at Penn State University. Julie says she believes in "being a responsible member of the media who elevates truth and critical thinking."

After taking the AllSides Discover Your Bias test and Pew Research Center's Political Typology Quiz to measure her political leaning, she's been given an AllSides Media Bias Rating™ of Lean Right.