Why Would Someone Snoop on Their Partner?

When relationship partners are reluctant to reveal information or discuss their thoughts and feelings, people may be more likely to snoop on them by doing things like checking their pockets or reading through their text messages. This is especially true if the 'future snooper' has low levels of trust.

Vinkers, C., Finkenauer, C., & Hawk, S. (2011). Why do close partners snoop? Predictors of intrusive behavior in newlywed couples. Personal Relationships, 18, 110-124.