Dr. John L. Gustafson, the creator of unums and posits, is widely known in High Performance Computing field for his invention of Gustafson's law. He had also introduced the first commercial computer cluster and led the reconstrution of Atansoff-Berry computer. Most notably, John was a recipient of the Gorden Bell Prize in 1988, International Anasoff Award in 2006 and IEEE Computer Society Golden Core Award in 2007. John also received a prestigious internal Intel award in 2012 for Technology Strategic Long-Range Plan (TSLRP), which indicated his proposed technology, the underlying concepts of unum, possessed qualities to be a game-changer. Dr. Gustafson is currently a Visiting Scientist at A*STAR-CRC and Visiting Professor at NUS. He is the prime Advisor for Posit Research.