1940s A sketch of a rocket cutaway helps illustrate the feasibility of a space satellite.
1950s Researchers Olaf Helmer and Milton Weiner demonstrate the board gaming techniques typical of the era before computerization.
1960s The "RAND Tablet" was the first two-dimensional writing surface allowing instant communication with computers.
1970s Research on remotely piloted air vehicles led to unmanned surveillance aircraft, similar to the Predator Tier III shown here, used heavily 20 years later over Bosnia.
1980s Researcher Phyllis Ellickson introduces a drug prevention program that trains seventh and eighth graders to resist peer pressure.
1990s New science tests conducted in Los Angeles elementary schools aim to measure problem-solving skills rather than mere rote learning.
PHOTOS FROM RAND ARCHIVES