Importantly, states were required to spend at least three - quarters of the
federal funds on home visiting models that met
federal standards of evidence - based effectiveness.1 As many policy scholars have noted, that a national initiative brought the importance of evidence - based practice to the forefront of public policy is a triumph for social science and demonstrates the importance of rigorous program evaluation.2 With that triumph, however, comes a responsibility to ensure that the public's
expectations for success of these programs are consistent with what researchers
understand about the empirical evidence — will the same positive outcomes found in programs» randomized controlled trials emerge when those programs are taken to scale?