The Abdul l-Bah 's tablet, which has been translated and published many times and in different languages, was carefully studied by the distinguished Bahai scholar, Dr Ali Mur d D vuid , who composed commentaries on its contents and delivered various lectures which are collected in this book. Therefore, this volume, in addition to Dr. Forel s biography and the text of the tablet addressed to him by Abdu l-Bah , contains Dr. D v d 's extensive studies of the aforementioned tablet, as well as a glossary of terms that offers more explanations about its contents.