SUBROTO ROY SAHARA
Madan Sood
Ruchi Yadav
Eric Leebow
মেহেদী হাসান
Dr. Norman Vincent Peale
Mari Anne Vanella
Prof. G. K. Mithal
Dr. Joseph Murphy
Dale Carnegie
Ashwani Sharma
Yunus Agaskar
নীল এস্কেলিন
Richard Bach
Napoleon Hill
Ken Blanchard , Marc Muchnick
Norman Lewis
Robin Sharma