Early Childhood Projects

Program Development Phases for Prevention Science Programs/Research
  Etiology Phase Phase 1: Formative Evaluation Phase 2: Efficacy Evaluation Phase 3: Effectiveness Evaluation Phase 4: Impact/Dissemination Evaluation
Internal Validity of Prevention Science Policy, Program, and/or Practice Internal/External Validity of Prevention Science Policy, Program, and/or Practice
Head Start REDI X   X    
Preschool PATHS   X      
Harrisburg Preschool Program (HPP) X     X  
SS/HS X     X X
ICMP X X X X  
CCDMP   X X    
PMP   X X    
FCE   X X X X
MIME   X      

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