Books in Pioneers in Change series

A biography of the Afro-American inventor who, among other contributions, invented an inexpensive method for manufacturing carbon filaments for electric light bulbs.

A biography of the naturalist who, among other activities, founded the Sierra Club and, as an early proponent of wilderness preservation, was influential in establishing the national park service

A biography of the scientist who developed the first liquid propelled rocket

Traces the life and work of the physicist whose theory of relativity revolutionized scientific thinking

Examines the life and work of the anthropologist who became famous for her studies of various primitive cultures.

Describes the life and accomplishments of the former slave who became a scientist and devoted his career to helping the South improve its agriculture

Describes the life of the man who revolutionized photography by developing a camera simple enough for anyone to use

Describes the life and work of the biologist and conservationist, examining the role of her writing in initiating the environmental movement.

Describes the life of the man who revolutionized photography by developing a camera simple enough for anyone to use

A biography of an outstanding creative thinker and designer whose inventive technological expressions were attempts to make life easier and more comfortable for people while still maintaining a close relationship with nature

A biography of the scientist who developed the first liquid propelled rocket

Traces the lives of the Wright brothers and describes how they showed the world how to fly.