The number of people with insurance coverage for alcohol and drug abuse disorders is about to explode at a time there’s already a severe shortage of trained behavioral health professionals in many states. Until now, there’s been no data on just how severe the shortage is and where it’s most dire. Jeff Zornitsky of the health care consulting firm Advocates for Human Potential (AHP) has developed the first measurement of how many behavioral health professionals are available to treat millions of adults with a substance use disorder, or SUD, in all 50 states. Zornitsky’s “provider availability . . .