Frank L. Ellsworth, a former president of Pitzer College in Claremont, Calif., resigned as president of the society last April after a tumultuous two-and-a-half-year tenure.

The stock price rose from $1.77 to $18.55 in his two-and-a-half-year tenure.

He had a two-and-a-half-year tenure as president of Hamburger SV, which began in 1995, and ended in resignation due to a financial scandal, for which he took responsibility.

He had been criticized frequently during his two-and-a-half-year tenure for underestimating the crisis in the savings industry.

Schools Chancellor Harold O. Levy has complained throughout his two-and-a-half-year tenure about the boards' power to block his candidates for superintendent.

The accusations and the outcry are the most serious crisis of Mr. Estrada's two-and-a-half-year tenure, and the pressure against him is fueled by months of discontent.

The board's vote publicly defied the Chancellor for the first time in his two-and-a-half-year tenure and embarrassed the board's president, H. Carl McCall, who sided with Mr. Fernandez.

Mr. Gilhool's two-and-a-half-year tenure has been marked by battles with local school districts and the intermediate units.

Previous Resignation Mr. Pistner's relations with Mr. Riklis in his two-and-a-half-year tenure at McCrory were said to have been good until recently.

Ms. Rossi's two-and-a-half-year tenure had been marred by several deaths of children under state supervision.