Empirical and conceptual literature on career and workforce development increasingly cites the importance of connections between policy, research and practice domains. Yet, few if any models inform such collaborations. In the proposed Tripartite Model of Program Evaluation, the inter-play between these three key stakeholder groups is conceptualized within the paradigm of program evaluation in relation to best practices. A case example of an actual application of the model conducted in Turkey is also provided to illustrate the Tripartite Model.