Katherine Jimenez, Marketing Assistant

Katherine joined Portfolio in September 2025 as a Marketing Assistant. In her role, she supports the development and execution of promotional strategy across the Portfolio list, contributing to campaigns that drive visibility and engagement. She is particularly passionate about influencer marketing, social media strategy, and strategic partnerships, and is excited to help continue building Portfolio’s…

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Anna Shumway, Marketing Assistant

Anna joined Portfolio in 2025 after working at a literary agency. She is particularly interested in prescriptive nonfiction in the areas of communication and personal finance, as well as idea driven books that spark readers to rethink their behavior, relationships, and the world around them. She studied philosophy, political science, and economics at the University…

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Lucile Culver, Marketing Director

Since joining Portfolio, Thesis, Sentinel, and Optimism, Lucile Culver has contributed to several New York Times bestselling campaigns, including Why Fascists Fear Teachers by Randi Weingarten, Mattering by Jennifer Breheny Wallace, and Liturgies of the Wild by Martin Shaw. Prior to Portfolio, she worked at HarperOne, an imprint of HarperCollins, where she contributed to numerous…

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Amal Ali, Publicity Assistant

Amal Ali joined Portfolio in 2026 as a Publicity Assistant. She gravitates toward conversation-driving nonfiction that explores power, culture, technology, and identity—books that challenge prevailing narratives and encourage readers to see the world a little differently. Amal earned a double major in English and Information Technology from Rutgers University–New Brunswick.

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Addi Parks, Editorial Assistant

Addi Parks Portrait

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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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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Kelly Young, Editorial Assistant

Kelly Young Portrait

Kelly Young joined Portfolio, Thesis, and Sentinel as an Editorial Assistant in 2025. She is drawn to practical, insightful nonfiction that challenges conventional thought and sparks new ideas and ways of living. Before joining Portfolio, Kelly started her career as a copyeditor, which cemented her passion for working with innovative books that inspire readers.

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Lauren Ball, Senior Publicist

Lauren Ball

Lauren joined Portfolio in January 2023 after working in the self-publishing and music industries. She is passionate about discovering ways to connect books with their readers and has worked with multiple New York Times bestselling titles including Ethan Mollick’s Co-Intelligence and Vivian Tu’s Rich AF.

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Daniel Marx, Publicity Assistant

Daniel joined the Portfolio, Sentinel, Optimism Press, and Thesis imprints as a publicity assistant in 2024. With a particular interest in nonfiction, Daniel loves working on titles that explore themes of race, class, global politics, and economics. Prior to joining the publicity team, Daniel taught English in Paris and earned a master’s degree from Montclair…

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