The Van Nuys Airport Association has added four new members to its board of directors. Joining the board are Steve Friedman, vice president at Castle & Cooke Aviation; Eric Hill, general manager at Signature Flight Support; Morton Scholnicl, a principal at Scofield Partnership; and Jim Dunn, owner of the Airtel Plaza Hotel. The four will participate with the board to lead efforts to promote aviation, and create and retain jobs at Van Nuys Airport. The association is made up of airport tenants and supporters working to preserve general aviation as a major economic driver in the economy.