The story of a book

  Children's book author Barb Rosenstock of Vernon Hills researched the lives of President Theodore Roosevelt and naturalist John Muir for her book, "The Camping Trip that Changed America." She talked about the book and about how writers work during a presentation at Butterfield School in Libertyville April 8. Paul Valade/pvalade@dailyherald.com

  Barb Rosenstock tells an expressive story during her presentation about writing to Butterfield School students. Second-grade student Daniel Olesen, left, dressed as President Theodore Roosevelt and third-grader Marissa Quill dressed as naturalist John Muir. Paul Valade/pvalade@dailyherald.com

  Barb Rosenstock's book "The Camping Trip that Changed America" was the main focal point of her presentation at Butterfield School. The book describes a trip made by Theodore Roosevelt and John Muir to Yosemite National Park in 1903, where they discussed ways to preserve America's wilderness. Paul Valade/pvalade@dailyherald.com