Keith McNeil has taught statistics and research methods since 1967. He has been active in the Special Interest Group of Multiple Linear Regression in the American Educational Research Association since its inception. He has co-authored three other books on GLM as well as a text on research methods and a text on survey research and writing dissertations with Isadore Newman. McNeil is an emeritus professor at New Mexico State University. Isadore Newman has taught statistics and research methods since 1970. He has been active in the Special Interest Group of Multiple Linear Regression in the American Educational Research Association since its inception serving as the editor of its journal for twenty years. He has co-authored seventeen books and book chapters related to research methods three of which were co-authored with Keith McNeil on GLM survey research and writing dissertations. He is a distinguished professor emeritus at Akron University and currently serves as visiting scholar at Florida International University. John W. Fraas the Board of Trustees' distinguished professor emeritus taught statistics at Ashland University in the Schools of Business Economics and Education for nearly four decades. While at Ashland University he was awarded numerous teaching awards including the first Teaching Excellence Award given by the Association of Collegiate Business Schools and Programs. He has published over thirty-five journal articles dealing with applied statistics in the fields of business management economics and education. In addition he authored a text entitled Basic Concepts in Educational Research and its corresponding workbook (University Press of America). . Language: English