The two age-based relationship samples were similar in both attachment style and relationship satisfaction.Further, the size of the age gap did not relate significantly to satisfaction with the partner.
The rarity of such weddings make them novelties, but not fodder for the same type of speculation.
Ever think maybe it's the kind of guy YOU go after that is the problem?
Dating outside of ones age group usually means you found your partner outside of your normal social circle.
A middle-age or older man pairing with a younger woman, from this viewpoint, ensures that he will have continue to have offspring at older ages than would be possible with a peer who is past childbearing age.
There are some assumptions within this framework — for example, that people behave in ways that are intended to guarantee the future of the species rather than in response to sociocultural influences.