Assistant Superintendent is speaking with a group of principals regarding a proposal change in the professional development program for the district. Under the proposal each teacher would prepare an individual growth plan subject to approval by his/her principal to be carried out over the course of a year. Activities on the growth plan would be keyed to areas identified in the teacher's evaluation as being in need of strengthening. What are some pros in offering individualized professional development program as compared to offering for large groups of teachers? What are some cons? What are differences in the two models implemented