This website was made by the National Institute on Drug Abuse (NIDA). NIDA is part of the National Institutes of Health (NIH), which is a part of the government that funds health and science research. NIDA supports studies of drug abuse and addiction in order to prevent people from using drugs in the first place and to treat people who already have drug problems.
Click this link to learn more about NIDA.
Learn more about other government places that study addiction: