The TLSD Electronic Platform is available for principals, teachers, and contributing professionals to use as part of the Teacher and Leader Keys Effectiveness System and the PSC recertification requirements.  As of July 2018, the TLSD Electronic Platform was moved into the Statewide Longitudinal Data System (SLDS). This system grants Georgia principals virtual access to the common evaluation systems (TKES/LKES), further supporting the ability of schools, districts and the state to ensure consistency and comparability in teacher and leader effectiveness and evaluation. Know that this tool has been and will continue to be developed to support you and your staff in working towards building capacity to impact student achievement in your school, your district, and the state of Georgia. As you lead this evaluation process, GaDOE staff hopes you enjoy the following improvements: