John Calvin Maxwell is an American author, speaker, and pastor who has written many books, primarily focusing on leadership. Titles include The 21 Irrefutable Laws of Leadership and The 21 Indispensab…
Gary Demonte Chapman is an American author and radio talk show host. Chapman is most noted for his The Five Love Languages series regarding human relationships.
John Perkins is an activist and author. As a former chief economist at Boston strategic-consulting firm Chas. T. Main, Perkins says that he was an "economic hit man" for 10 years, helping U.S. intelli…
Dale Carnegie was an American writer and teacher of courses in self-improvement, salesmanship, corporate training, public speaking, and interpersonal skills. Born into poverty on a farm in Missouri, h…
Keith Ferrazzi is an entrepreneur and global thought leader in high performing teams and Chairman of Ferrazzi Greenlight and its Research Institute. He is the author of the #1 New York Times bestselle…
Ilan Pappé is a professor with the College of Social Sciences and International Studies at the University of Exeter in the UK, director of the university's European Centre for Palestine Studies, co-di…
Cal Newport is Provost’s Distinguished Professor of Computer Science at Georgetown University, and the author of seven books. His ideas and writing are frequently featured in major publications and on…
ROGER ROSENBLATT, whose work has been published in 14 languages, is the author of five New York Times Notable Books of the Year, and three Times bestsellers, including the memoirs KAYAK MORNING, THE B…
A social psychologist, sociologist, and amateur physicist. He was the author of several works in which he expounded theories of national traits, racial superiority, herd behavior and crowd psychology.…
Patrick King is a Social Interaction Specialist, in other words, a dating, online dating, image, and communication and social skills coach based in San Francisco, California, and has been featured on …
مصطفى محمود هو مصطفى كمال محمود حسين آل محفوظ، من الأشراف، ينتهي نسبه إلى عليّ زين العابدين، ولد عام 1921 بشبين الكوم، بمحافظة المنوفية بمصر، وكان توأما لأخ توفي في نفس العام، مفكر وطبيب وكاتب وأديب م…
Many works, including Siddhartha (1922) and Steppenwolf (1927), of German-born Swiss writer Hermann Hesse concern the struggle of the individual to find wholeness and meaning in life; he won t…
الأستاذ الدكتور عبد الوهاب المسيري، مفكر عربي إسلامي وأستاذ غير متفرغ بكلية البنات جامعة عين شمس. وُلد في دمنهور 1938 وتلقى تعليمه الابتدائي والثانوي (مرحلة التكوين أو البذور). التحق عام 1955 بقسم الل…
Rumelt’s research has centered on corporate diversification strategy and the sources of sustainable advantage to individual business strategies. His current research interests center on the dynamics o…
Ken Blanchard, one of the most influential leadership experts in the world, is the coauthor of the iconic bestseller, The One Minute Manager, and 60 other books whose combined sales total more than 21…
Dean Burnett is a neuroscientist and psychiatry lecturer at the Centre for Medical Education at Cardiff University and is the author of the Guardian’s most-read science blog, Brain Flapping. He li…
