Portfolio Team

Penguin: Because Reading Matters

Trish Daly, Senior Editor

Trish Daly joined Portfolio in 2019 with a focus on narrative and platform-driven nonfiction, especially business and economics, current affairs, big ideas, journalism, and the occasional memoir. She began her career at HarperCollins, where she acquired Margot Lee Shetterly’s Hidden Figures, which was adapted into an Oscar-nominated film, and later worked at Little, Brown with the…

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Bria Sandford, Executive Editor

Bria Sandford joined Portfolio in 2012. She enjoys editing leadership narratives, economic policy, geopolitics, history, and prescriptive career guides. Her bestselling authors include retired four-star General Stanley McChrystal, political scientist Ian Bremmer, and career advice guru Jon Acuff. She tweets at @blsandford.

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Kimberly Meilun, Assistant Editor

Kimberly Meilun joined Portfolio in 2019 after working in anti-financial crime consulting and criminal defense. She’s interested in acquiring books by leaders who are reforming systems and institutions, prescriptive business and personal development books by female authors with strong voices and points of view, prescriptive and inspirational books by and for ambitious creatives, and idea-driven…

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Margot Stamas, Associate Publisher and Director of Publicity and Marketing

Margot Stamas joined Portfolio in 2012. As the Associate Publisher and Director of Publicity and Marketing, Margot is responsible for overseeing the promotional strategy across the Portfolio, Sentinel, and Optimism lists. She has led bestselling campaigns for Sophia Amoruso’s #GIRLBOSS, Marie Forleo’s Everything Is Figureoutable, Cal Newport’s Digital Minimalism, Emily Chang’s Brotopia, Gregory Zuckerman’s The Man Who Solved the Market, and more.

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Niki Papadopoulos, VP and Editor in Chief

Tara Gilbride has over 20 years of experience promoting non-fiction authors and their books. As VP, Publicity Director, Associate Director of Marketing, she is in charge of helping authors find the largest readership possible through customized media and event outreach, creative online marketing campaigns and by generating innovative promotions that ignite preorder campaigns and reinvigorate backlist.

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Tara Gilbride, Vice President and Associate Publisher

Tara Gilbride has over 20 years of experience promoting non-fiction authors and their books. As VP, Publicity Director, Associate Director of Marketing, she is in charge of helping authors find the largest readership possible through customized media and event outreach, creative online marketing campaigns and by generating innovative promotions that ignite preorder campaigns and reinvigorate backlist.

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Adrian Zackheim, Founder, President, and Publisher

Adrian Zackheim joined Penguin Group in September 2001 as Founder and Publisher of Portfolio. He then took on the additional challenge of starting Sentinel in April 2003. In 2018, he announced the addition of another new imprint to the group: The Optimism Press, in collaboration with Simon Sinek.

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Noah Schwartzberg, Executive Editor

Noah joined Portfolio in 2019, focused on business, economics, finance, and politics. His authors run the gamut from economists to entrepreneurs, generals to journalists. He’s especially interested in stories that shine a light on critical but overlooked issues at the intersection of business and society.

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