"ACES — How She Can Want to Duty Sex vs. 'I Want You' Sex" by Laura M. Brotherhood, LMFT, CST (Apr 2020), comparing men's and women's sexual desires and needs.
Venn diagram illustrating the differences and similarities between "Duty Sex" and "I Want You" Sex for men and women, with the acronym "ACES" representing Agency, Connection, Embrace, and Safety.