(e) Employers and labor organizations are encouraged to conduct an education and training program for new employees and members, within one year of commencement of employment or membership, which includes at a minimum the information set forth in this section. Employers are encouraged to conduct additional training for new supervisory and managerial employees and members within one year of commencement of employment or membership, which shall include at a minimum the information set forth in subsection (b), the specific responsibilities of supervisory and managerial employees and the methods that such employees should take to ensure immediate and appropriate corrective action in addressing sexual harassment complaints. Employers, labor organizations and appropriate state agencies are encouraged to cooperate in making such training available.