Wapnick is a psychotherapist writing about Helen Schucman’s personal and spiritual experience with Jesus and its effects on her ego.  Wapnick and Shucman became friends and collaborated on the book, Un curso de milagros.  In this book, he tells about the struggles Helen faced in the early years, how Un curso de milagros came to be written and the experiences she had after writing the book.  Ausencia de felicidad includes indexes for textual references, an exercise book, a teachers’ manual and songs of prayer to go with Un curso de milagros.