“…Most research in the political science tradition, however, has focused on innovation and diffusion in the American states. Particular policy areas examined include lotteries (Berry and Berry 1990;Filer, Maok, and Uze 1988), state administration (Berry 1994a), tax policy (Berry and Berry 1992;Best and Teske 2002), constitutional provisions (Benjamin 1985), hate crime legislation (Grattet, Jenness, and Curry 1998;Haider-Markel 1998), welfare policy (Gray 1973a), education policy (Mintrom 1997a;1997b;Mintrom and Vergari 1998), social services (Sigelman and Smith 1981), marriage (Haider-Markel 2001), environmental policy (Blomquist 1991;Rosenbaum 1976), tort law (Canon and Baum 1981;Lutz 1997), tobacco lawsuits (Winder and LaPlant 2000), insurance regulation (Cheit 1993;Lambert and McGuire 1990), energy policy (Andrews 2000;Freeman 1985), judicial administration (Glick 1981;Puro, Bergerson, and Puro 1985), living wills (Glick and Hays 1991;Hays and Glick 1997), crime policy (Hays 1996), health policy (Satterthwaite 2002), licensing laws (Lutz 1986), abortion policy (Mooney and Lee 1995;Arceneaux 2002), ethics policy (Rosenson 2003), juvenile corrections , and others. Rather than focusing on individual policies, still other researchers describe innovation and diffusion across multiple policy areas…”