No clear-cut distinction can be drawn between professional and amateurs in science: exceptions can be found to any rule. Nevertheless, the word "amateur" does carry a connotation that person concerned is not fully integrated into the scientific community and, in particular, may not share its values.
While in America the trend started as a reaction to the economic decline-after the mass redundancies caused by downsizing in the late ' 80s-and is still linked to the politics of thrift, in Britain, at least among the middle-class down shifters of my acquaintance, we have different reasons for seeking to simplify our lives.
The coming of age of the postwar baby boom and an entry of women into the male- domiated job market have limited the opportunities of teen-agers who are already questioning the heavy personal sacrifices involved in climbing Janpan's rigid social ladder to good schools and jobs.
Dependence is marked first by an increased tolerance, with more and more of the substance required to produce the desired effect, and then by the appearance of unpleasant withdrawal symptoms when the substance is discontinued."Is this what you intended to accomplish with your careers?" Senator Robert Dole asked Time Warner executives last week. "You have sold your souls, but must you corrupt our nation and threaten our children as well?"