MTSS Center staff bring extensive experience and expertise to support states, districts, and schools in implementing and evaluating MTSS at the elementary, middle, and high school levels.

MTSS Center Leadership

Sarah Arden

Director, MTSS Strategy & Policy

Sarah Arden

Sarah V. Arden, PhD, is an advisor for the MTSS Center and deputy director of the National Center on Intensive Intervention. She has over twenty years’ experience supporting implementation and conducting research on MTSS in elementary and middle…

MTSS Center Staff