- 43 - teaching experience in one or more of the fields of vocational business, distributive or cooperative education as operated in accordance with the State Plan. 1.34 Work Experience. The state supervisor shall have a minimum of three years of practical work experience as a wage earner in business and/or industry. 1.4 Qualifications of the Area Supervisors. The qualifications of area supervisors shall be the same as those of the state supervisor with the possible exception that completion of a master's degree may be waived under unusual circumstances upon approval of the executive officer. 1.5 Duties and Qualifications of Supporting Professional Staff other than Area Supervisors. The supporting professional staff may include, in addition to the area supervisors, a business education consultant, and any other specialists whose services are desirable. 1.51 Duties of Supporting Professional Staff other than Area Supervisors. 1.51-1 Business Education Consultant. Duties and qualifications are outlined in Section I, 1. 57 of this Plan. 1.51-2 Other Specialists. As the need arises and it is desirable to employ additional personnel for specialized business, distributive and cooperative education areas, such persons will assist the state supervisor in the supervision and coordination of the state-wide program in the specialized voca- tional fields for which they are trained. An amend- ment will be submitted to provide for any additional supporting professional positions in distributive education. 1.6 Duties and Qualifications of Local Supervisors. Local supervision in counties of more than 50, 000 population is primarily the respon- sibility of the local director of vocational education as indicated in Section I, 6. 2 of this Plan. However, in those counties where the local director of vocational education is not qualified in business, distributive or cooperative education or where the size of the program justifies a supporting supervisory staff to assist the director, additional personnel may be desirable.