Ahmed M. Abdel-Khalek, PhD, is Professor Emeritus of Psychology in the Faculty of Arts of Alexandria University, Egypt. He specializes in personality psychology and psychopathology. His research interests include the factorial study of personality dimensions, personality lexica, cross-cultural comparisons in personality and intelligence, obsession-compulsion, anxiety, childhood depression, optimism and pessimism, religiosity, and happiness, among other topics. He coined the terms and scales of “death obsession” and “love of life”. He is the author and co-author of 25 books, and the editor of six books written in Arabic. He has developed 10 psychological scales and published 368 research papers in Arab and international periodicals in Arabic and English, in addition to 20 chapters in edited books and four articles in English-language encyclopedias. He is the recipient of the State Award in Psychology in Egypt, and four awards and 16 research grants from Kuwait University.