Former Houghton Mifflin Harcourt executive David P. Kavanaugh releases debut children’s book, Dinky Donkey Doo: A Brave Boy, His Loyal Protector, and a Journey of Hope, based on the true story his son Jack — a hockey player, animal lover and leukemia survivor. This captivating story gives young readers a delicate glimpse into a young boy’s cancer journey — bringing about an inspirational message of how kindness and friendship teaches us to stay strong. While undergoing treatment,...