Where other eminent photographers in midcentury captured the city most often in sharp-edged black and white, Mr. Leiter was one of the first professionals to photograph it regularly in color.
The more than 70 books written by Ms. Zolotow, an editor as well as an author, were highlighted by pictures from some of the 20th century’s finest illustrators.
Ms. Park’s best-selling books starred a sassy grade schooler with an imperfect grasp of English grammar who always found herself in some sort of predicament.
Dr. Callender ministered in Harlem, served in the Lindsay and Mario Cuomo administrations and started a chain of “street academies” that became a model for programs nationwide.