No, these aren’t the circles we usually talk about related to levels of intimacy and based on the Circles curriculum. These circles developed by Dr. Dennis Dailey, focus on Sensuality, Sexualization, Intimacy, Sexual Identity, and Sexual Health. I think these might make a good framework for a 5 module course or could be used to introduce the concept of sexuality. Click here for a full explanation of The Circles of Sexuality. 
