Dr. Weiss has presented widely on intelligence in more than a dozen countries. He has authored or co-authored the following 7 graduate level text books:

" WISC-III Cross Cultural Analyses: Culture and Children's Intelligence (2003)

" WISC-IV Clinical Use and Interpretation (2005)

" WISC-IV Advanced Clinical Interpretation (2006)

" WISC-IV Clinical Use and Intervention (2008)

" WAIS-IV Clinical Use and Interpretation (2010)

" BAYLEY-III Clinical Use and Interpretation (2010)

" Advanced Clinical Assessment with WAIS-IV and WMS-IV (2013)

Some of his books have been translated into Spanish, Japanese, and Korean. In addition, he has authored or coauthored approximately 30 journal articles, 12 technical reports, and 10 other book chapters.

Dr. Weiss holds a PhD degree in industrial and organizational psychology from Texas A&M University, and a master's degree in clinical psychology from Trinity University. He lives in San Antonio, Texas, with his wife of 28 years, Judy Ann. The Weiss' have two adult sons.

Dr. Donald H. Saklofske is Professor, Department of Psychology at The University of Western Ontario, Visiting Professor at Beijing Normal University and International Research Associate, University of Florence. He is a Fellow of the Association for Psychological Science and the Canadian Psychological Association. Don's research focuses on personality, intelligence, individual differences and psychological assessment. He has published more than 300 journal articles, book chapters and books. He is Editor-in-Chief of Personality and Individual Differences and Journal of Psychoeducational Assessment.