A 2014 inductee into the National Teachers Hall of Fame, Dr. Palacios has more than three decades of experience in early childhood education, as well as a Ph.D. in Curriculum and Instruction from the University of Texas at Austin. She is a pioneer in the field of dual language learning, and is co-founder and former vice-chairperson of the National Board for Professional Teaching Standards (NBPTS), an organization that has certified more than 110,000 teachers. For ABCmouse, Dr. Palacios works on strategic curriculum planning, the design of age-appropriate learning activities, and the development of site content supporting English language learning. Dr. Palacios is a nationwide professional development presenter and has served on committees for the National Science Foundation, the Education Development Center in Boston, and Scholastic, Inc. Dr. Palacios has published articles on teacher professional development, early childhood education, and dual language programs.