Dr. Holtzman has had several sources of training. She completed an undergraduate degree at Universidad Iberoamericana, a Jesuit university with a European plan in which clinical (Rogerian philosophy) and assessment skills were part of a professional degree of five years including an internship and thesis. The graduate studies at the University of Texas were extensive and with an emphasis in research methodology and developmental psychology. She also participated in one summer fellowship at Education Testing Service (ETS) in Princeton, New Jersey. In Arizona she honed her assessment skills at Arizona State University (ASU) by taking additional courses: Intelligence Assessment of Children and Personality Assessment of Children. Concerning psychotherapy, she had weekly training for a year at The Brief Family Training Center with the training and supervision of a psychologist and a psychiatrist in a problem solution client based framework. She participated in intensive seminars on preparation for the licensing exam in Arizona and in California.

These are the associations Dr. Holtzman belongs to:

Arizona Psychological Association (AzPA)
Children Services Network (CSN)
National Association of School Psychologists (AASP)
Psychologists in Longterm Care (PLTC)