Sentinel Team

Penguin: Because Reading Matters

Nina Rodriguez-Marty, Associate Editor

Nina Rodríguez-Marty joined Sentinel in 2019. She is most drawn to prescriptive and idea-driven nonfiction that speaks at the crossroads of work and life, in categories like business, self-help, behavioral science, entrepreneurship, and peak performance. She’s also fascinated by writers who can turn mainstream convention on its head with well-earned arguments or moving narratives. Among…

Read More

Helen Healey, Editor

Since joining Sentinel in 2017, Helen has aimed to discover leaders, thinkers, and agitators who resist political orthodoxy and empower ordinary Americans. Serving a diverse range of readers, she enjoys editing movement-starting books about racial justice, economic justice, parenting, political powerbrokers, mental toughness, self-esteem, science, Christianity, and more.

Read More

Bria Sandford, Executive Editor

Bria Sandford joined Sentinel in 2012. Fascinated by shifting political coalitions, she is drawn to counterintuitive takedowns of conventional wisdom. She enjoys editing a wide range of idea-driven nonfiction, with a focus on history, sociology, economics, and good old-fashioned polemic. Her bestselling and critically acclaimed authors include Brian Kilmeade, Rod Dreher, Reihan Salam, and Senator Mike Lee. She tweets at @blsandford.

Read More

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.

Read More