The National Science Foundation's (NSF) Graduate Research Fellowship (GRF) is a highly prestigious award for science and engineering (S&E) graduate students. This paper uses data from 1952 to 2004 on the population of over 200,000 applicants to the GRF to examine the determinants of the number...

Mathematica provided technical assistance in developing and estimating VAMs for use in Phase 1 of the pilot.

This report describes the development of value-added models for estimating the contributions of Pennsylvania teachers and principals toward the achievement growth of their students. Estimates were obtained during the first phase of a multiyear pilot to develop new evaluation systems for teachers...

Provides an early look at the experiences of districts implementing the Teacher Incentive Fund in 2010.

The Teacher Incentive Fund (TIF) provides grants to support performance-based compensation systems for teachers and principals in high-need schools. This snapshot of the program looks at the early implementation experiences of the 2010 TIF grantees.