Michael M. McMahon is a sports writer for The Sentinel, writing lighthearted columns about his experiences covering local high school sports and what he observes in national sports news.

John McGauley has worked as an editor and reporter and for a quarter century he worked in public relations. His column is a mix of both lighthearted and serious topics, all with a wry look at Keene and the Monadnock Region.

Avery Reekstin writes an occasional column on fitness, with one or two pieces about unhealthy foods sprinkled in.

Dr. Owen Houghton is a retired geriatric care consultant who continues to volunteer with aging advice. He focuses on issues of aging well and finds that writing a monthly "Age-Wise" column helps him take his own advice to keep his mind alert as an active elder.

Bob Vecchiotti is a business psychologist who is a trusted adviser and coach to executives in companies large and small. He practices in Peterborough.