How can psychological counseling help alcoholics?

Addiction is. A misguided attempt to feel good or solve a problem. Counseling can help identify the motivation for alcohol, the triggers for drinking, & healthier alternatives. It can help develop a plan to change, provide support & encouragement, resolve blocks & setbacks, & treat the mental health problems that often accompany addiction. More info at http://greeleypsychologist.Com/alcohol.Xhtml.
Emotional reasons. Rehab is not just about not allowing the patient to have alcohol. Effective psychological counseling tries to get to the root causes of the drinking, and helps the patient recognize what the triggers to drink are.12 Step programs can be very effective post-rehab, if they are well run.