Smith has been teaching since the 1970s, first under the auspices of his own Forum for Philosophical Studies (with offices on Sunset Boulevard in Los Angeles), later under the auspices of the Cato Institute and the Institute for Humane Studies (IHS).
Smith har bedrivit undervisning sedan 1970-talet, först för hans eget Forum for Philosophical Studies (med kontor på Sunset Boulevard i Los Angeles), senare vid Cato Institute och Institute for Humane Studies (IHS).