| − | '''Ray Kurzweil''' is an engineer and futurist known for his inventions in the field of optical scanning. [http://www.edge.org/3rd_culture/bios/kurzweil.html] | + | '''Ray Kurzweil''' is an [[engineer]] and futurist known for his [[invention]]s in the field of [[optical scanning]]. <ref>[http://www.edge.org/3rd_culture/bios/kurzweil.html]</ref> |