US paleontologist known for his excavations
(c. 1973) of early australo-pithecine sites
in East Africa (Lucy and the first family). Johanson is a prolific campaigner and promoter
. In 1981 he founded the Institute of Human Origins
, which is currently affiliated with Arizona State
University. Johanson is co-author of Lucy
: Beginnings of Humankind (1981) and other works.