The Peace Guidebook by Elizabeth Hamilton-Guarino and Dr. Katie Eastman wins the 2026 International Book Award for Self-Help: Motivational. Published by HCI Books and Simon & Schuster, the award-winning book continues its nationwide tour promoting hope, healing, and harmony.

Join Elizabeth Hamilton-Guarino and Dr. Katie Eastman at Barnes & Noble Fifth Avenue in New York City on July 15, 2026 for a live signing celebrating The Peace Guidebook: How to Cultivate Hope, Healing, and Harmony for the Good of Humankind.