It is about different meditation techniques, and written by Sri Chinmoy, I think Bengalian meditation teacher. I am working with meditation about 2 years and I am doing the journey for 2 months and I want to go deeper to the matter of meditation. Yes, this book has found to me, it found me, I did not search for it I went to a shop, and it smiled to me and then I bought it and I am really happy. He is a great writer and really open-minded. So, I am happy.