This author of the Underground Marriage Secret is an accomplished Rabbi, Lawyer, Author and Businessman.
He saw many gaps in the education of chassasim whether they took chassan classes or did not. This book will fill in all the gaps.
The author has spent hundreds of hours studying marriage psychology and sexual education.
Everything this book does is well founded on the sources of the chachamim of our holy Torah. May you all have everlasting, joyous marriages!