Rebecca Hazelden wrote about how pop culture self-help writers exploit their titles as much as possible:
http://psychologyofvision.blogspot.com/2015/10/promises-of-peace-enthusing-readers-of.html
Spezzano's Ph. D. is not medical and it is unaccredited:
http://psychologyofvision.blogspot.com/2015/09/charles-lee-spezzano-ph-d-in_28.html
But as the sample below from 2012 demonstrates, Spezzano's Ph. D. has served him well in terms of projecting a false sense of credibility as he merchandises his wares:
https://web.archive.org/web/20160818012902/http://helesetalks.com/2012/09/18/the-power-of-sexting/
[Substitute link, original URL is now extinct]