If you want to find out more about Dianetics and Scientology, the best way to do this is to read an L. Ron Hubbard book on the subject. I personally recommend you read The Scientology Handbook.
This book really helped me with making a business successful, handling upsets in marriage and other relationships. This book will also give you and methods to study any subject easily and understand it. This book is the workhorse of Scientology, you can practically handle any problem occurring in everyday life. It is always in use.