MacBeth is a Catholic homeschooling mother of four children, ages 11-17. As a biology major and professional naturalist before the birth of her children, she worked as a field naturalist for a consortium of school districts on Long Island. While there she conducted school programs in marine biology, fresh water ecology, geology, astronomy, history, pioneering skills, ropes courses and seamanship. Her family has used the Charlotte Mason method since the oldest was in first grade. She moderates the 4Reallearning discussion forum, and maintains a website and a blog.