This evaluation brief summarizes the kinds of formative feedback and resources that Rockman et al evaluators provided to inform content and marketing of two science cafés, and support the construction, refinement, and dissemination of a questionnaire about café participants understanding of Science Technology and Society (STS). REA staff members served as educational assessment consultants who worked with the project team to (a) qualitatively assess the validity of and refine the constructs for the science café assessment tool; and (b) construct and refine the summative assessment