Lois Thibault worked in the private practice of architecture for a decade and six years at The American Institute of Architects. Ms. Thibault joined the US Access Board in 1992 to direct its training activities, taking on the Board's research program in 1998. She also assists in agency rulemaking, currently working on Public Rights-of-Way and Classroom Acoustics; develops advisory material on ADAAG provisions; provides technical assistance to public and private entities; and conducts training. In 1999 she authored 'Accessible Rights-of-Way', a design guide for pedestrian facility accessibility. Lois also serves on the board of The Washington Ear, a radio reading service for persons with visual impairments.

Dennis Cannon joined the staff of the Access Board in January 1981 as a Transportation Accessibility Specialist. Before moving to Washington, DC, Mr. Cannon was the President of Synergy Systems, a consulting firm he founded in Los Angeles to plan transportation systems to meet the needs of persons with disabilities. In that capacity, he helped the Southern California Rapid Transit District design a bus accessibility project and co-authored two major reports for the U.S Department of Transportation (DOT): a design manual for accessibility of people-movers and other fixed-guideway transit systems (with Kaiser Engineers) and a planning manual for the implementation of fixed-route accessible buses (with Booz-Allen & Hamilton).

Scott Windley joined the Access Board in March of 1997. He previously worked for two years with The Center for Universal Design (previously Center for Accessible Housing) as a technical assistance specialist, providing technical assistance on accessible/universal housing and the Fair Housing Amendments Act and supervising students working with the Home Modification Clinic.