David Weininger
David Weininger (1952–2016) was an American cheminformaticist. He was most notable for inventing the chemical line notations for structures (SMILES), substructures (SMARTS) and reactions (SMIRKS). He received his PhD degree in 1978 on a study of Polychlorinated biphenyls in Lake Michigan at the University of Wisconsin–Madison. He also founded Daylight Chemical Information Systems, Inc. The Info Mesa: Science, Business, and New Age Alchemy on the Santa Fe Plateau by Ed Regis (author) was published in 2003, featuring Weininger and other leaders of informatics in the Santa Fe area.