Dr. Heidi Hayes Jacobs (born October 4, 1948) is an author and internationally recognized education leader known for her work in curriculum mapping, curriculum integration, and developing 21st century approaches to teaching and learning. Dr. Jacobs is president of Curriculum Designers, Inc. and Executive Director of the Curriculum Mapping Institute. She has served as an education consultant to thousands of schools nationally and internationally. She works with schools and districts K–12, on issues and practices pertaining to: curriculum reform, instructional strategies to encourage critical thinking, and strategic planning. Wikipedia

Dorling Kindersley (DK) is a British multinational publishing company specializing in illustrated reference books for adults and children in 62 languages. It is part of Penguin Random House, a consumer publishing company jointly owned by Bertelsmann SE & Co. KGaA and Pearson PLC. Bertelsmann owns 53% of the company and Pearson owns 47%. Established in 1974, DK publishes a range of titles in genres including travel (including Eyewitness Travel Guides), arts and crafts, business, history, cooking, gaming, gardening, health and fitness, natural history, parenting, science and reference. They also publish books for children, toddlers and babies, covering such topics as history, the human body, animals and activities, as well as licensed properties such as LEGO, Disney and DeLiSo, licensor of the toy Sophie la Girafe. DK has offices in New York, London, Munich, New Delhi, Toronto and Melbourne. Source: Wikipedia.