This publication presents data on the supply and demand of teachers, principals, and superintendents in Ohio for 1999. A collection of 23 tables present data on: teacher salaries; teaching experience; degree status; teacher profiles; teacher licensure; full-time teacher retention; teaching conditions; Ohio's population; enrollment projections; number of educators in public schools; teacher age and experience profile; number of superintendents by age and gender; number of superintendents by experience and gender; numbers of elementary and secondary school principals by age and gender and by years of experience and gender; number of elementary and secondary school teachers by age and gender and by years of experience and gender; Ohio educator staffing trends; and projected numbers of Ohio educators to be employed, 2000-04. The publication discusses Ohio educator supply and demand and examines teacher supply and demand policy issues (e.g., mentoring for beginning teachers, targeted teacher recruitment, rewards and incentives to encourage practitioners to expand their teacher licensure areas to meet state needs, and encouraging and rewarding teacher knowledge and skill). (SM)