Sentinel

Penguin: Because Reading Matters

Taylor Williams, Publicity Associate

Taylor joined Portfolio as a publicity assistant in June 2022. She has a passion for working on books written to improve both our professional and personal lives, amplify marginalized and underrepresented voices, and offer new ways to see the world. Since working at Portfolio, she’s worked on New York Times Bestsellers including Build the Life You Want by Arthur…

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Megan Wenerstrom, Editorial Assistant

Megan Wenerstrom joined Sentinel in May 2022, after five years as a high school English teacher. She is interested in politics, history, education policy, and compelling investigations into the worlds of business, finance, and technology.

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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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Sentinel

Our mission is to provide a home for independent-minded thinkers and storytellers who challenge mainstream opinion, whether by looking to the past or reimagining the future.

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