1. Supporting Information Seeking and Sensemaking in Issue-Based Knowledge Crystallization Open Access Author: Sun, Feng Title: Supporting Information Seeking and Sensemaking in Issue-Based Knowledge Crystallization Graduate Program: Information Sciences and Technology Keywords: Information SeekingTopic ModelingCivic EngagementDesign-based ResearchInformation VisualizationText AnalysisHuman Computer Interaction File: Download fengs-final-dissertation__2_.pdf Committee Members: Guoray Cai, Dissertation Advisor/Co-AdvisorGuoray Cai, Committee Chair/Co-ChairMary Beth Rosson, Committee MemberXiaolong (Luke) Zhang, Committee MemberAlan M. MacEachren, Outside Member