The authors of History of Our World are nationally recognized experts, practitioners, and researchers. Their research continues to help identify the critical components that are essential for teaching Social Studies.


Powerful Author Team


Heidi Hayes Jacobs has served as an education consultant to more than 1,000 schools across the nation and abroad. Dr. Jacobs serves as an adjunct professor in the Department of Curriculum on Teaching at Teachers College, Columbia University. She has written two best-selling books and numerous articles on curriculum reform. She completed her undergraduate studies at the University of Utah in her hometown of Salt Lake City. She received an M.A. from the University of Massachusetts, Amherst, and completed her doctoral work at Columbia University's Teachers College in 1981.

The backbone of Dr. Jacobs' experience comes from her years as a teacher of high school, middle school, and elementary school students. As an educational consultant, she works with K-12 schools and districts on curriculum reform and strategic planning.


Michal LeVasseur is the Executive Director of the National Council for Geography Education. She is an instructor in the College of Education at Jacksonville State University and works with the Alabama Geographic Alliance. Her undergraduate and graduate work is in the fields of anthropology (B.A.), geography (M.A.), and science education (Ph.D.).

Dr. LeVasseur's specialization has moved increasingly into the area of geography education. Since 1996 she has served as the Director of the National Geographic Society's Summer Geography Workshops. As an educational consultant, she has worked with the National Geographic Society as well as with schools and organizations to develop programs and curricula for geography.


Senior Reading Consultants


Kate Kinsella Ed.D. is a faculty member in the Department of Secondary Education at San Francisco State University. A specialist in second-language acquisition and adolescent literacy, she teaches coursework addressing language and literacy development across the secondary curricula. The current co-editor of the CATESOL Journal and a former Fulbright lecturer, Dr. Kinsella provides professional development nationally, on academic literacy development in mixed-ability classrooms. Her scholarship has been published in journals including the TESOL Journal, the CATESOL Journal, and the Social Studies Review. Dr. Kinsella earned her M.A. in TESOL from San Francisco State University, and her Ed.D. in Second Language Acquisition from the University of San Francisco.


Kevin Feldman, Ed.D. is the Director of Reading and Early Intervention with the Sonoma County Office of Education (SCOE) and an independent educational consultant. His career in education spans thirty-three years. As the Director of Reading and Early Intervention for SCOE, he develops, organizes, and monitors programs related to K-12 literacy. Dr. Feldman earned his undergraduate degree in Psychology from Washington State University and has a Masters Degree from U.C. Riverside in Special Education, Learning Disabilities and Instructional Design. He earned his Ed.D. in Curriculum and Instruction from the University of San Francisco.


Cartography Consultant


Andrew Heritage has been publishing atlases and maps for some 25 years, beginning his career at London-based Times Books, where he worked in collaboration with the Edinburgh mapmakers Bartholomew on The Times atlas range. In 1991, he joined the leading illustrated non-fiction publisher Dorling Kindersley (DK), with the task of building an international atlas list from scratch. The DK atlas list now includes some 10 titles which are constantly updated and appear in new editions either annually or every other year. The core titles have now appeared in over 30 different editions and in 25 languages around the world. Heritage and his team are delighted to have been involved as consultants and mapping providers for Prentice-Hall's latest range of educational products.