Bruce Grierson

Bruce Grierson is a Canadian journalist, science writer, and author specializing in human psychology, longevity, and behavioral science. Educated in Canada, Grierson has contributed long-form feature articles to top international publications, including The New York Times Magazine, Psychology Today, Time, and Popular Science.

Known for his engaging, narrative science writing, Grierson explores cutting-edge research on aging, neuroplasticity, and high-performance mindset.

In 2014, Grierson published What Makes Olga Run?: The Mystery of 90-Somer Track Star Olga Kotelko and What It Tells Us About Living Longer, Healthier Lives. The book investigated nineties-era track champion Olga Kotelko to reveal how exercise, positive mindset, and lifestyle shape extreme cognitive and physical longevity, earning critical praise from health science communities.