A major focus of charter school research has been the potential impact of increased school choice on student sorting by race/ethnicity and socio-economic status. Researchers have argued that charter schools may increase segregation by allowing families to separate into more homogeneous school communities. Yet surprisingly, little attention has…

Using game theory as a model, suggestions are made to improve tenured public school teachers' individualized professional improvement plans. Seven basic concepts are discussed: (1) the game concept, a situation which involves decision making by the participants; (2) strategy--a plan for behavior under varied circumstances; (3) payoff--the value of…