Hepler-Smith examines origins of chemical names Share on Facebook Share on Twitter Share on LinkedIn Email Print By the Broadcast Center on June 10, 2015, noon Featured Video: Hepler-Smith examines origins of chemical namesPlay video: Evan Hepler-Smith, a doctoral student in Princeton's Program in History of Science, is examining the history and impact of the International Commission on Chemical Nomenclature, which established the framework for naming chemical compounds.