1. Interpretive Uncertainty and the Evaluation of Symbols and A Taxonomy of Symbol Evaluation Methods and Mobile Evaluation Tool Open Access Author: Mullins, Ryan Stephen Title: Interpretive Uncertainty and the Evaluation of Symbols and A Taxonomy of Symbol Evaluation Methods and Mobile Evaluation Tool Graduate Program: Geography Keywords: CartographyUncertaintySymbologyPoint SymbolsInterpretationCognitionGeographic Information Science File: Download Mullins-RS.Thesis.pdf Committee Members: Alan Maceachren, Thesis Advisor/Co-AdvisorAnthony C Robinson, Thesis Advisor/Co-Advisor