It is a good guideline to starting the war on addiction. However, another possibility to consider is that people become addicted out of comfort. Much of the 20th century was about finding comfort in surroundings, and to some it may be a comfort to use psychodelic drugs.
Addiction roots deeper, as you mention, but can also be as insignificant as an addiction to coffee, (because at the heart of coffee is the drug caffeine). From a young age we are taught to become addicts. Parents model behaviors which children then follow, "dad drinks coffee every morning, so I should too," or, "mom smokes a pack a day, so it must not be all that bad for you." This logic can become more fatally flawed in children that grow up around "hard" drug addicted parents.
This hub has a good basic definition, protocol, and structure that addressing the harmful effects of addiction, along with how to tackle to problem. However, a follow up hub would be a good idea in highlighting some of the finer points, and forming a conclusion around your ideas, (such as what the legalization of drugs for "medical uses", like marjuana, would do to addiction).