Matthew Koll has been a scientist and entrepreneur in information retrieval for over twenty years. Since helping develop SIRE and co-founding KNM in 1983, which became Personal Library Software in 1986, Dr. Koll served variously as President, CEO, Chairman, and chief resident IR guy for PLS. PLS was the leading supplier of search engine technology to the online industry prior to its acquisition by America Online in 1988.

Dr. Koll was an assistant professor at George Mason University and computer scientist at the National Bureau of Standards (now NIST). He holds a Ph.D. in Information Transfer from Syracuse University. Dr. Koll has published numerous research articles and has been a frequent speaker at industry conferences.