Megan McCormack, Assistant Editor

Megan McCormack joined the Thesis team in 2021. She is interested in books on infrastructure, technology, and systemic societal issues—books that challenge us to reexamine aspects of everyday life we may take for granted. She is particularly keen to find provocative takes on feminism, gender, and relationships. Her forthcoming books with Thesis include a polemic from…

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Casey Ebro, Executive Editor

Casey Ebro, Executive Editor

Casey Ebro joined Portfolio in 2024. A dedicated author advocate, she believes in the power of books to expand minds, transform behavior, and improve both our professional and personal lives. She specializes in prescriptive titles by top experts, thought leaders, and practitioners in the areas of leadership, management, workplace culture, communication, entrepreneurship, innovation, technology, professional development,…

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Sabrey Manning, Editorial Assistant

Sabrey Manning Portrait

Sabrey joined Portfolio in April 2023. Captivated by those who challenge the status quo, Sabrey is drawn to unconventional success stories, pioneering business and societal models, and disruptive ideas that spark transformative movements. She is fueled by a mission to publish works by change agents who share profound insights into their journeys to success in business,…

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Sabrey Manning, Editorial Assistant

Sabrey Manning Portrait

Sabrey joined Portfolio in April 2023. Captivated by those who challenge the status quo, Sabrey is drawn to unconventional success stories, pioneering business and societal models, and disruptive ideas that spark transformative movements. She is fueled by a mission to publish works by change agents who share profound insights into their journeys to success in business,…

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Leila Sandlin, Editorial Assistant

Leila Sandlin Portrait

Leila joined Portfolio as an editorial assistant in April 2023. She’s excited to acquire and edit idea-driven nonfiction by brilliant thinkers and innovators who change the way we see the world and amplify marginalized and underrepresented voices. She graduated from New York University with a B.A. in linguistics.

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Megan Wenerstrom, Editorial Assistant

Megan Wenerstrom

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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Lydia Yadi, Senior Editor

Lydia Yadi Portrait

Lydia joined Portfolio UK in 2016 and made the leap to Portfolio US in 2022. She loves publishing energizing ideas for ambitious professionals by coaches, academics, and entrepreneurs with unique voices. She’s interested in fresh takes on entrepreneurship, careers, female empowerment, psychology, big ideas, and self-help. In London, she published six Sunday Times bestsellers. Her…

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Veronica Velasco, Editorial Assistant

Veronica Velasco

Veronica Velasco joined Portfolio in September 2021. She is repeatedly drawn towards nonfiction that aims to help us better connect with each other, professionally and personally, through idea-driven books and compelling narratives. With a particular interest in journalism, politics, psychology, sociology, feminism, and self-help, she is eager to seek out books with stories that aim…

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Megan McCormack, Assistant Editor

Megan McCormack Editorial Assistant Portfolio

Megan McCormack joined Portfolio in January 2021. She is interested in prescriptive books that deal with career development, communication, confidence, and personal finance, as well as idea-driven nonfiction which teaches us about the human mind or human behavior in unexpected ways; surprising subcultures; business scandals and corporate underbellies; and the impacts of tech and social…

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Helen Healey-Cunningham, Editor

Helen Healey Portrait

Helen gets excited about idea-driven books that offer bold new ways to see the world. She’s always looking for books that warn of looming dangers, make provocative arguments, meditate on serious issues, and inspire positive change. She has edited a diverse cast of experts, from survivalists and evolutionary psychologists to clinical psychologists, activists, philosophers, and CIA…

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