This Third Edition is the culmination of over 25 years of doing the hard work in schools and districts, both nationally and internationally, to analyze, report, communicate, and use multiple measures of
data for continuous school improvement.
The PLC at Work ™ process is increasingly recognized as the most powerful
strategy for continuous school improvement, while the RTI at Work ™ process is considered the most effective way to intervene when students struggle.
10.1 Routine, yearly evaluations to determine progress toward meeting the vision and mission of the program and
plans for continuous school improvement are conducted at nontraditional or alternative schools.
The PTLC is an ongoing process designed to work systemically to improve the quality of professional development; the use of data to inform instructional and programmatic decisions; the alignment of curriculum, instruction, and assessment to standards; the monitoring of student learning; and leadership
support for continuous school improvement.