Danish drug policy has seen considerable changes since the turn of the century. These changes have been on two fronts. First, formal government policy has undergone a number of changes which have made Danish drug policy more restrictive – although on the other hand the political focus on treatment which started in the mid-1990s has continued, for instance by making drug treatment a social right and making heroin substitution treatment possible. These developments can, as we will show below, be understood by applying a number of well-known concepts in drug policy analysis. The second front in the development of drug policy in Denmark concerns a veritable proliferation of drug policies. An increasing number of players and institutions such as parents, local communities, educational institutions, sports clubs and private enterprises are now engaged in developing and carrying out drug policies. Sometimes this is a consequence of new governmental strategies on behalf of public authorities. But frequently it is also because drugs and living with drugs are now an immediate concern for many people and institutions. Not only in relation to the dangers of drug use, but also a focus on drug use and drug dealing as a nuisance in local communities. The development of Danish drug policy on these two fronts makes it very relevant to study Danish drug policy today. Without claiming to present a comprehensive account of these various developments, this volume will include contributions that supply some of the first pieces of the increasingly complex puzzle of Danish drug policy today. This will be done under three headings dealing with various levels of drug policy. First, the ways in which drug policies are developed in various institutional settings like prisons and social institutions for homeless people. These studies deal with the way drug policies vary as they are developed and . . .