Irving Yalom undertook to help one learn to stabilize herself and to learn to recognize bad patterns of thought and behavior. The two of them wrote a book afterward: Every Day Gets A Little Closer.
https://smile.amazon.com/Every-Day-Gets-Little-Closer/dp/0465021182/ref=mp_s_a_1_16?dchild=1&keywords=yalom+books&qid=1623786136&s=books&sprefix=yalom&sr=1-16