Just as medicine is not a science, but rather an art—a device, practised in a scientific manner, in its best manifestations—time-travel stories are not science fiction. Time-travel, however, has become acceptable to science fiction readers as a traditional device in stories than are otherwise admissible in the genre. Here, Frederik Pohl employs it to portray the amusingly catastrophic meeting of three societies.

THE DAY
OF THE
BOOMER
DUKES

by Frederik Pohl

Illustrated by EMSH

There was a silvery aura around the kid ... the cops' guns hit him ... but he didn't notice....