OUR TEAM

David Harry Stewart
Founder & CEO

David Harry Stewart is a media innovator and a passionate advocate for redefining aging. With decades of experience in high-profile creative work and a bold personal philosophy on living fully, David launched AGEIST first, then Super Age, to champion imagination, curiosity, and the science of living long while living well. As a leading authority on the mindset and aspirations of the modern 50+ community, David is frequently invited to share his expertise at global forums and conferences. His thought leadership spans topics of longevity, wellness, and purposeful living, resonating with a diverse and dynamic audience. Prior to founding AGEIST, David’s distinguished career as an award-winning photographer saw collaborations with iconic brands, such as Nike, Adidas, Google, Coors, AT&T, Coke, Toyota, Lexus, BMW, and Red Bull. His work has been featured in premier publications, including GQ, Esquire, Harper’s Bazaar, Wired, Interview, Time, and The New York Times Magazine. David’s mission is to ignite a global movement that redefines aging—empowering people to embrace vitality, purpose, and possibility at every stage of life. By blending cutting-edge science with timeless wisdom, David is challenging perceptions and building a community of bold thinkers who refuse to be defined by age.

Olivier Gers

COO

Olivier is a seasoned global executive with over two decades of experience leading media, sports, and entertainment ventures. He has driven fan engagement, commercial innovation, and digital growth ...for top-tier properties like American Idol, Big Brother, Team Liquid, and Wave TV. Prior to acting as a strategic advisor and interim general manager to clients that include The Overlap (home of the #1 U.S. soccer podcast It’s Called Soccer!) and AGEIST, he was the CEO of World Athletics, where he led a major reorganization, launched IAAF Productions, and oversaw seven global championships. Olivier, a dual French-American citizen, is fluent in four languages and now resides in Park City, UT.

Ashley Feltner

Director of Brand Partnerships

Ashley is a writer, an artist, and an ideator who has placed storytelling into her process for bringing sales and marketing ideas to life for over 20 years. Her background includes recruiting, training, and content development, which provides her a unique perspective and an ability to... authentically connect with individuals from all walks of life. With the desire to place a little humanity into the digital experience, Ashley believes that words do matter, a little empathy goes a long way, and knowing your purpose in life is imperative. Ashley and her husband live in Nashville, TN, with two very active teenage daughters and two very lazy field spaniels.

Taylor Marks

Director of Partnerships

Taylor was born and raised in Pasadena, CA, and is a trained chef and holistic health coach. She is AGEIST’s social coordinator, partnerships director, and health science writer.

Drew Green

Head of Digital

Drew is a designer and creative strategist specializing in user experience, brand design, and creative problem-solving. Originally from San Diego, he earned an Honors Bachelor of Science in Design before bringing his expertise to a range of digital and brand experiences. Now based on the North Shore of Oahu, Hawaii, he balances... work with surfing, cooking and capturing AGEIST recipes through photography, playing the violin, and spending time with family.

Margaret May

Editor

Margaret is a writer, freelance copyeditor, avid home cook, and creative close-looker. After graduating cum laude and with Phi Beta Kappa honors from the University of Vermont, where she became a certified writing tutor, earned a Bachelor of Arts in English with a concentration in creative... writing, and double minored in art history and nutrition & food science, she taught English, creative writing, psychology, health, and art. Since 2019, Margaret has been freelancing, contributing editorially to several print and digital publications. At AGEIST, she is a contributing writer and involved in all stages of the editorial process for the weekly newsletter. Originally from Fairfield County, CT, she now resides on Cape Cod, MA.

Zachary Slobig

Director of Research

Zach is a born questioner. (Yes, he was that kid who constantly asked, “But WHY?” And nothing much has changed.) He is a journalist, specializing in crafting authentic stories for social impact, and he has an odd but impressive ability to utilize data-based research to craft a powerfully relatable story. The staffs of NPR, WIRED, GOOD ...Magazine, and Agence-France Presse have been blessed by his presence. As a narrative consultant, he has collaborated with major brands, start-ups, and foundations. He's a sucker for stories of ordinary people doing extraordinary things.

Patricia Garcia-Gomez

Travel Editor

Patricia Garcia-Gomez is a writer, photographer, and artist. She has contributed to the Travel Channel and the Discovery Channel, and her work is part of the archives of the Tate Modern, the Museum of Arts & Design in New York, the Buhl Collection, and The Harwood ...Museum in New Mexico. When she’s not traveling, she enjoys the somewhat singular activity of open-ocean cold-water swimming.

Sheri Radel Rosenberg

Style Editor

Sheri Radel Rosenberg is a Philly-born, Brooklyn-based writer who explores style, beauty, culture, and midlife with wit, warmth, and wisdom. Her story includes successful forays in the worlds of trend forecasting, ad agency photo production, ...ghostwriting, and strategic messaging development for fashion and beauty brands, all while amassing a slip dress collection that would make any Gen Xer proud. At the dawn of social media, Sheri launched her personal blog, which combines her passion for writing with her style obsession, and she hasn’t looked back. As Style Editor for the AGEIST, she’s inspired by the styles of the '70s and the '90s, along with all the beautiful people she sees daily in NYC.

Science Board of Advisors

Dr. Michael Breus

Diplomate of the American Board of Sleep Medicine

Michael J. Breus, Ph.D., is a Clinical Psychologist and both a Diplomate of the American Board of Sleep Medicine and a Fellow of The American Academy of Sleep Medicine. He is one of only 168 psychologists in the world to have passed the Sleep ...Medical Speciality board without going to Medical School. Dr. Michael Breus was recently named the Top Sleep Specialist in California by Reader's Digest, and one of the 10 most influential people in sleep. Dr. Breus is on the clinical advisory board of The Dr. Oz Show and on the show.

Dr. Ruth Zimmer

Board Certified Anesthesiologist

Dr. Ruth Zimmer, MD is a board certified anesthesiologist with over 30 years of experience in the medical field. Additional to anesthesiology, she has studied integrative medicine with a food first approach, at Andrew Weil Center for Integrative Medicine, and has deep experience ... with the management, processes and procedures of large hospital corporations.

Board of Advisors

Leslie Blodgett

Founder & Former CEO of bareMinerals

Alex von Bidder

Rob Angel

Founder of Pictionary, Author

John Stanton

Co-Founder at Chosen & Momentum Ventures

Andrea Cullen

Managing Director of Bright Link Ventures

Matt Hirst

West SF & Co-Founder of AGEIST