The IMSLEC accreditation team was impressed by WTTI courses, presenters, curriculum coordinators, and by Windward's classroom teachers. In their report, they commented that everyone they interviewed and talked with shared a passion for fulfilling the school's mission. The team felt that the teachers showed great expertise in crafting engaging and effective lessons. Conversations with Windward faculty supported the statement that embracing continual professional development is certainly embedded into the culture of the school. Testing and other student data were powerful in proving the efficacy of the program. The report concluded that "The School and its teacher training program has set forth a legacy of excellence in Multisensory Structured Language Education."
IMSLEC's mission is to accredit quality training programs for the professional preparation of multisensory structured language education specialists. IMSLEC-accredited centers meet the International Dyslexia Association Standards for Teaching of Reading. Since 2007, WTTI has been an accredited training center for IMSLEC, enabling WTTI to offer national certification for teachers and clinicians in Multisensory Structured Language Education. WTTI is one of only 96 IMSLEC-accredited training and professional development centers located throughout the United States. With locations in Manhattan and White Plains, WTTI's IMSLEC training program offers extensive coursework and supervision leading to professional certification. Those who are participants in WTTI courses can be assured of the highest quality and effective training in IMSLEC.
Windward Teacher Training Institute not only trains The Windward School's faculty members with its IMSLEC-accredited courses and workshops, but also offers this professional development opportunity to teachers and school districts around the world.