Criticism However, there is an research carried  by psychologists at Michigan State University and the University of Minnesota, is based on a relatively huge data base of 1,296 couples who have been married for an average of 19.8 years suggested that the Convergence doesn't stand. 
Criticism However, as regards certain personality traits, like the degree of "introvertness" or of "sourness", there was an research carried out by psychologists at Michigan State University and the University of Minnesota, based on a relatively huge data base of 1,296 couples who have been married for an average of 19.8 years , suggesting that only the degree of aggressivity actually tended to converge. (Features such as the acts, thinking, and appearances of the spouses were not directly investigated.)
R
there is
as regards certain personality traits, like the degree of "introvertness" or of "sourness", there was
A
out
D
is
R
suggested that the Convergence doesn't stand.
, suggesting that only the degree of aggressivity actually tended to converge.
A
(Features such as the acts, thinking, and appearances of the spouses were not directly investigated.)