Psychotherapy is the ultimate cottage industry. in the U.S. the business encompasses 60, 000 psychologists, 40, 000 psychiatrists and many more social workers, licensed counselors, and marriage and family therapists.

FORBES: Patient Fix Thyself

It's open to at-risk youth ages 16 to 22, many of whom are referred by social workers or probation officers.

CNN: Troubled youth kicking it 'old skool' at San Fran bistro

Many professionals, including teachers and social workers, accused of offences which never came to trial or were dismissed in court, find the way blocked when they apply for new posts.

BBC: Essex lawyer calls for changes to CRB checks system