Crime Library: Criminal Minds and Methods  Charles Cullen:
Healthcare Serial Killer   Cullen told law enforcement officers
that he had given patients lethal doses of drugs as a way to be
merciful. Yet he told them a number of other things as well that
countered this claim.  Johnnie Mask hired several psychologists
to do a formal assessment of Cullen. There was no need to decide
on his mental state at the time of the offense for a trial, but
there were other issues, such as where Cullen would spend the
rest of his life. In addition, people wanted answers. Why had he
done what he did? Dr. Frank Datillio from Allentown spoke to
reporters at the Morning Call, indicating that he believed that
Cullen had identified with the pain of his patients and had
killed them as a way to relieve his own pain and depression.
Cullen with Johnny mask in court Cullen with Johnny mask in
court  Yet people with experience in the psychology of
healthcare serial killers would hesitate to accept such
statements at face value. There's