Justina Vasquez, Editorial Assistant

Justina reads widely across fiction and nonfiction, from serious journalism to thrillers and sci-fi. She was part of the most recent class of PRH interns, working with Library and Audio Marketing, Sales, and Social Media. Prior to that she interned at Norton, taught English as a Foreign Language in Japan, worked as a bookseller at…

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Addi Eggar, Editorial Assistant

Addi joined Portfolio, Sentinel, and Thesis in July of 2025 after working as a history teacher in Texas. She has a passion for the way books put people in conversation with one another and ideas. She is focused on editing and acquiring books that engage with the philosophy of history and challenge mainstream thought on…

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The Open Field

The Open Field is a publishing imprint with a mission and a purpose: to publish bestselling and award–winning books that rise above the noise and move humanity forward. Founded in 2021 by Peabody and Emmy Award-winning journalist and New York Times bestselling author Maria Shriver in partnership with Penguin Life, The Open Field curates nonfiction…

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Shelby Meizlik, Executive Publicist

Since joining The Open Field in 2020, Shelby Meizlik has orchestrated numerous high-impact publicity campaigns for bestselling titles. Her work includes The Way of Integrity and Beyond Anxiety by Martha Beck; and I Am Maria by Maria Shriver; among others. Shelby is known for her strategic, author-focused approach that consistently lands major media coverage and…

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Maria Shriver, Publisher

Maria Shriver is a mother and grandmother, a Peabody and Emmy Award-winning journalist and producer. She is the author of eight New York Times bestselling books, the former First Lady of California, an NBC News Special Anchor, founder of Shriver Media, The Women’s Alzheimer’s Movement, the brain health brand MOSH, and the publisher of The…

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Elizabeth Vinson, Editorial Assistant

Elizabeth Vinson (she/her) joined the Berkley team in December 2023, after starting her career in children’s books. She acquires romance of the dreamy and sizzling varieties, fantasy with a strong romantic or historical angle, and fresh, inventive historical fiction. In every genre, she’s looking for stories with strong, compelling voices, New Adult or Gen-Z appeal, and…

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Genni Eccles, Editorial Assistant

Genni Eccles (she/her) joined Berkley in 2023, after cutting her teeth at independent bookstores in North Carolina and New York. She acquires heartfelt contemporary romance, tongue-in-cheek historical romance, and she is also interested in select speculative stories with a strong feminist bent. Her upcoming projects include Now That We Don’t Talk by Rachel Pologe and That Scandalous Summer by Shana…

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Brian Borchard, Editorial Assistant

Brian Borchard

Brian joined Portfolio in November 2023. He is focused on editing and acquiring nonfiction titles from leading academics, historians, and innovators that are driven by exciting ideas and chronicle untold histories. He joined Portfolio following his completion of the Columbia Publishing Course and graduation from Skidmore College with a B.A. in English and psychology.

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Anu Roy-Chaudhury, Associate Editor

Anu Roy-Chaudhury joined Portfolio in 2025, where she acquires books for both the Portfolio and Thesis imprints. She is interested in expert-driven works across economics, psychology, and technology as well as prescriptive books aimed at simplifying and enriching our lives. She’s particularly passionate about amplifying the voices and stories of underrepresented and minority groups in…

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Sabrey Manning, Editorial Assistant

Sabrey joined Tarcher in 2025. Prior to joining the team, she worked in editorial at Portfolio, where she supported bestselling authors including Ryan Holiday, Shane Parrish, and Seth Godin. She is looking to acquire books offering effective success strategies based on applied psychology, New Thought, and metaphysics, with a special focus on the intersection of…

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