The famous psychiatrist, Dr Sigmund Freud, who began practicing in the late 19th century, first developed psychoanalysis. The classic image, often seen in movies and cartoons, of a patient lying on a couch with the therapist behind them writing on a notepad comes directly from the psychoanalytic technique.

Self-psychology is a theory developed by an American psychiatrist, Dr Heinz Kohut, in the 1970s and 80s. It attempts to explain the development of mental health problems by identifying difficulties experienced during childhood when children are thought to be particularly sensitive to interactions with others, especially their parents.

In many countries, developed or developing, including Australia, tobacco products remain the largest contributors to lifestyle-related death and disability. Read on if you want to quit or know someone else who wants to stop smoking.