Letters Winning the Public Trust To the Editor: Regarding the last sentence of your recent editorial [JLC 10/88] in which you state that "if... you don't regulate yourselves, the state legislatures will do it for you:" This is exactly the conclusion that our organization has come to in carefully studying the pros and cons of certification. State-mandated licensing and registration programs are gaining steam all across the country. In California, for example, you cannot hold yourself out to be a professional paperhanger unless you have a state license; and we believe that more and more states will follow California's lead. At the root of this activity are the consumer-advocacy groups that have sprung up in the last 20 years or so; and they're