Marcia Gresko has written more than a dozen books for children and young adults. For eighteen years she worked as an educational toy developer. She has also taught students in grade levels from pre...view moreMarcia Gresko has written more than a dozen books for children and young adults. For eighteen years she worked as an educational toy developer. She has also taught students in grade levels from preschool to high school. She lives in Southern California and Virginia.view less