"... Directed Panspermia, the theory that organisms were deliberately transmitted to the earth by intelligent beings on another planet." -- Francis H.C. Crick, molecular biologist, and Leslie E. Orgel, biologist, 1972
Science Daily: Secret of Life on Earth May Be as Simple as What Happens Between the Sheets -- Mica Sheets, That Is.
(Aug. 6, 2010) — That age-old question, "where did life on Earth start?" now has an old answer. If the directed panspermia hypothesis is correct, life would have originated in extraterrestrial laboratories.Crick, F.H.C., and Orgel, L.E., Directed Panspermia, Icarus, Volume 19, Pages 341-346, 1973
The so-called "directed panspermia" hypothesis was developed by Francis Crick of the Salk Institute for Biological Studies in La Jolla, California.