Paraphilic behaviors, such as exhibitionism or voyeurism, can be scary, shocking, and even traumatic. And yet others, like sexual sadism and masochism, can be part of a fun, thrilling, and connecting experience between two consenting partners. This course explores the absence of boundaries in specific paraphilias, and the importance of boundaries and consent in the pleasure experience of others. Various treatment methodologies will be explored for those paraphilias that may be deemed harmful or deviant.