A behavioral consultant was hired to program the needs of this 500-person group and to develop criteria to be used by the design firm. Utilizing this criteria, space plans were developed around six functional areas. In addition, the program set up ergonomic parameters based upon the employee cross section. Lighting was determined to be the key design issue. With the numerous and varied usage of VDTs, the lighting design was based upon optimizing energy consumption, maximizing use of standard catalogue fixtures, simplifying maintenance, enhancing the architectural envelope, reducing glare and increasing overall visual comfort.