Contact Us

Phone: (914) 949-6968
(option 1)

Fax: (914) 920-3547




Sandra Schwarz

Sandra Schwarz
Director, WTTI



Susan Sidel

Susan Sidel
Associate Director, WTTI
(914) 949-6968



Kim McCrea
Administrative Assistant
(914) 949-6968
ext. 1254



Asante Robinson
Administrative Assistant
(914) 949-6968
ext. 1221




Erikka Ramkishun
Administrative Assistant
(212) 222-8628
ext. 3102




Anthony Sylvester
Audio Visual Coordinator
(914) 949-6968
ext. 1252

WTTI Calendar

Upcoming Events


View the full WTTI Calendar


Welcome to WTTI

Courses and Workshops: Summer 2017

Click on the subjects below for a listing of classes.

  • Reading

  • Writing

  • Math

  • Language Development


With Institutes in Manhattan and Westchester, WTTI offers courses, workshops, and lectures for educators, parents, and professionals in allied disciplines, such as speech and language therapists and psychologists. Topics are valuable for mainstream and remedial settings.

We are excited to present the Spring & Summer 2017 catalog with offerings in Westchester and Manhattan. Register now and enhance your expertise and knowledge with other educators from around the corner and around the world.

Download WTTI Spring/Summer Offerings          View Class Registration Info Here