1 To test many conditions, use the LOOKUP, VLOOKUP, INDEX/MATCH or CHOOSE functions. 2  Use IF with logical functions OR / AND, as demonstrated in the above examples.  Use the CONCATENATE function or the concatenate operator (&).
The company was founded in 1969 by Lester B. Korn, who went on to become U.S. ambassador to the Economic and Social Council of the United Nations, and Richard M. Ferry, who had been a partner at the international accounting firm of Peat, Marwick, Mitchell & Co. Korn Ferry went public in 1999.
Its original name was PGI & Associates but was renamed Cerner in 1984 when it rolled out its first system, PathNet. It went public in 1986. Cerner's client base grew steadily in the late 1980s, reaching 70 sites in 1987, 120 sites in 1988, 170 sites in 1989, and reaching 250 sites in 1990.