 What happens to the Ex members who think about committing a crime?
Going straight meant crooked planning. He'd never make it unless he somehow managed to PICK A CRIME By RICHARD R. SMITH Illustrated by [Transcriber's Note: This etext was produced from Galaxy Science Fiction May 1958. Extensive research did not uncover any evidence that the U.S. copyright on this publication was renewed.] She had the right curves in the right places and would have been beautiful if her nose had been smaller, if her mouth had been larger and if her hair had been wavy instead of straight. "Hank said you wanted to see me," she said when she stopped beside Joe's table. He reached into a pocket, withdrew five ten-dollar bills and handed them to her. The girl counted the money, then placed it in her purse. Joe noticed a small counterfeit-detector inside the purse before she closed it. "Hey. You trying to make yourself sick?" "Not sick. "No. If I get drunk, I can join the AAA and get free room and board for a month while they give me a treatment." The CPA robot bartenders saw to it that anyone got high if they wanted, but comparatively few got drunk. Each bartender could not only mix drinks but could also judge by a man's actions and speech when he was on the verge of drunkenness. Joe had tried dozens of times in dozens of bars to outsmart them, but had always failed. And in all of New York's millions, there had been only a hundred cases of intoxication during the previous year. "If you're that hard up, I don't know if I should take this fifty or not. As an answer, Joe handed her his CPA ID card. She grunted when she saw the large letters that indicated the owner had Dangerous Criminal Tendencies. When she handed the card back, Joe fought an impulse to tear it to pieces. He'd done that once and gone through a mountain of red tape to get another—everyone was required by law to carry a CPA ID card and show it upon request.
 They feel immense head pain at the thought of crime.
 They are unable to think about crime.  They are locked back away in the hospital for more treatment.  They are given another DCT card.  They feel immense head pain at the thought of crime.