Margo Gottlieb, co-founder and lead designer of WIDA, is really instructor in your mind. She’s got had the privilege of dealing with several thousand educators across the world.

Margo Gottlieb, co-founder and lead designer of WIDA, is really instructor in your mind. She’s got had the privilege of dealing with several thousand educators across the world. Margo is proud to be a co-author and author of over a dozen books on evaluation,...